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|
2017-12-15 Nathan Sidwell <nathan@acm.org>
PR c++/59930
* decl.c (xref_tag_1): Correct comments about template friends and
default args.
* friend.c (make_friend_class): Move comments concerning
self-friendliness to code dealing with such.
* pt.c (check_default_tmpl_args): Deal with template friend
classes too.
(push_template_decl_real): Check default args for non-function
template friends.
2017-12-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
* decl2.c (start_static_storage_duration_function): Avoid warning.
* typeck.c (cxx_safe_arg_type_equiv_p,
cxx_safe_function_type_cast_p): New function.
(build_reinterpret_cast_1): Implement -Wcast-function-type.
2017-12-14 Jakub Jelinek <jakub@redhat.com>
PR c++/79650
* pt.c (convert_nontype_argument): Diagnose
reduced_constant_expression_p expressions that aren't INTEGER_CST.
2017-12-13 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/81061
* typeck.c (cp_build_modify_expr): Upon cxx_readonly_error
immediately return error_mark_node.
2017-12-13 Nathan Sidwell <nathan@acm.org>
PR c++/15272
* pt.c (tsubst_baselink): Don't repeat the lookup for
non-dependent baselinks.
2017-12-12 Jason Merrill <jason@redhat.com>
* decl.c (value_dependent_init_p): Check the type of a CONSTRUCTOR.
(type_dependent_init_p): Remove.
PR c++/82115 - ICE with variable initialized with its own address.
* cp-tree.h (struct lang_decl_base): Add dependent_init_p.
(DECL_DEPENDENT_INIT_P, SET_DECL_DEPENDENT_INIT_P): New.
* decl.c (cp_finish_decl): Set it.
(duplicate_decls): Copy it.
* pt.c (tsubst_decl): Clear it.
(value_dependent_expression_p): Revert earlier change. Check it.
2017-12-12 Alexandre Oliva <aoliva@redhat.com>
* constexpr.c (check_constexpr_ctor_body_1): Skip begin stmt
markers.
(constexpr_fn_retval): Likewise.
(potential_constant_expression_1): Likewise.
(cxx_eval_statement_list): Check that a begin stmt marker is
not used as the value of a statement list.
(cxx_eval_constant_expression): Return begin stmt markers
unchanged.
* cp-array-notation.c (stmt_location): New.
(cp_expand_cond_array_notations): Use it.
* cp-objcp-common.h (LANG_HOOKS_EMITS_BEGIN_STMT): Redefine as true.
* parser.c (add_debug_begin_stmt): New.
(cp_parser_statement): Call it.
* pt.c (tsubst_copy): Handle begin stmt markers.
2017-12-07 Martin Sebor <msebor@redhat.com>
PR c/81544
* cp-tree.h (decls_match): Add default argument.
* decl.c (decls_match): Avoid calling into the target back end
and triggering an error.
* decl2.c (cplus_decl_attributes): Look up existing declaration and
pass it to decl_attributes.
* tree.c (cxx_attribute_table): Initialize new member of struct
attribute_spec.
2017-12-06 Jakub Jelinek <jakub@redhat.com>
PR c++/80259
* decl2.c (grokfield): Diagnose = delete redefinition of a friend.
2017-12-06 Jason Merrill <jason@redhat.com>
* call.c (convert_for_arg_passing): Pass NULL_TREE to
targetm.calls.promote_prototypes.
(type_passed_as): Likewise.
PR c++/82115 - ICE with variable initialized with its own address.
* pt.c (value_dependent_expression_p): Add lval parameter. Don't
consider DECL_INITIAL if it's true.
2017-12-06 David Malcolm <dmalcolm@redhat.com>
PR c/83236
* name-lookup.c (consider_binding_level): Don't suggest names that
are reserved for use by the implementation.
2017-12-06 David Malcolm <dmalcolm@redhat.com>
* name-lookup.c: Include "c-family/c-spellcheck.h".
2017-12-05 Jason Merrill <jason@redhat.com>
PR c++/82331 - ICE with variadic partial specialization of auto
* pt.c (unify) [TEMPLATE_PARM_INDEX]: Set processing_template_decl
around call to tsubst.
2017-12-05 Nathan Sidwell <nathan@acm.org>
PR c++/83287
* tree.c (build_min): Check CAST_EXPR arg for OVERLOADs.
2017-12-05 Martin Liska <mliska@suse.cz>
Jakub Jelinek <jakub@redhat.com>
* typeck.c (pointer_diff): Add new argument and instrument
pointer subtraction.
(cp_build_binary_op): Create compound expression if doing an
instrumentation.
2017-12-05 Jakub Jelinek <jakub@redhat.com>
* cp-gimplify.c (cp_maybe_instrument_return): Don't add
__builtin_unreachable if -O0 or if -fsanitize=unreachable.
2017-12-04 Jason Merrill <jason@redhat.com>
PR c++/83273 - constexpr if allows non-constant condition
* semantics.c (finish_if_stmt_cond): Use require_constant_expression
rather than is_constant_expression.
* constexpr.c (potential_constant_expression_1) [LAMBDA_EXPR]: Allow
in C++17.
2017-12-01 Jason Merrill <jason@redhat.com>
Give #include hints for <complex>.
* name-lookup.c (get_std_name_hint): Add <complex>.
* parser.c (cp_parser_diagnose_invalid_type_name): Call
suggest_alternative_in_explicit_scope.
(cp_parser_namespace_name): Likewise.
PR c++/79228 - extensions hide C++14 complex literal operators
* parser.c (cp_parser_userdef_numeric_literal): Be helpful about
'i' in C++14 and up.
2017-12-01 Jakub Jelinek <jakub@redhat.com>
* parser.c (cp_parser_new): Don't clear cilk_simd_fn_info.
(parsing_nsdmi): Adjust comment.
(cp_parser_omp_for_loop_init): Likewise.
* parser.h (struct cp_omp_declare_simd_data): Adjust comment.
(struct cp_parser): Remove cilk_simd_fn_info field.
* cp-tree.h (cilk_valid_spawn): Remove.
PR c/79153
* cp-gimplify.c (genericize_switch_stmt): Emit LABEL_EXPR for the
break label into SWITCH_BODY instead of after it and set
SWITCH_BREAK_LABEL_P on it.
* parser.c (cp_parser_objc_expression): Add FALLTHRU comment to avoid
-Wimplicit-fallthrough warning.
2017-11-30 Jason Merrill <jason@redhat.com>
PR c++/82219 - bogus -Wignored-qualifiers with template
* pt.c (tsubst_copy_and_build) [STATIC_CAST_EXPR]: Suppress
-Wignored-qualifiers.
2017-11-29 David Malcolm <dmalcolm@redhat.com>
* parser.c (cp_parser_unary_expression): Generate a location for
"noexcept".
(cp_parser_trait_expr): Generate and return a location_t,
converting the return type from tree to cp_expr.
(cp_parser_static_assert): Pass location of the condition to
finish_static_assert, rather than that of the "static_assert"
token, where available.
2017-11-29 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/82293
* lambda.c (nonlambda_method_basetype): Don't use LAMBDA_TYPE_P
on a null type.
2017-11-29 Jason Merrill <jason@redhat.com>
PR c++/82760 - memory corruption with aligned new.
* call.c (build_operator_new_call): Update *args if we add the
align_arg.
2017-11-28 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/81275
* cp-tree.h (SWITCH_STMT_ALL_CASES_P): Define.
(SWITCH_STMT_NO_BREAK_P): Define.
(note_break_stmt, note_iteration_stmt_body_start,
note_iteration_stmt_body_end): Declare.
* decl.c (struct cp_switch): Add has_default_p, break_stmt_seen_p
and in_loop_body_p fields.
(push_switch): Clear them.
(pop_switch): Set SWITCH_STMT_CANNOT_FALLTHRU_P if has_default_p
and !break_stmt_seen_p. Assert in_loop_body_p is false.
(note_break_stmt, note_iteration_stmt_body_start,
note_iteration_stmt_body_end): New functions.
(finish_case_label): Set has_default_p when both low and high
are NULL_TREE.
* parser.c (cp_parser_iteration_statement): Use
note_iteration_stmt_body_start and note_iteration_stmt_body_end
around parsing iteration body.
* pt.c (tsubst_expr): Likewise.
* cp-objcp-common.c (cxx_block_may_fallthru): Return false for
SWITCH_STMT which contains no BREAK_STMTs, contains a default:
CASE_LABEL_EXPR and where SWITCH_STMT_BODY isn't empty and
can't fallthru.
* semantics.c (finish_break_stmt): Call note_break_stmt.
* cp-gimplify.c (genericize_switch_stmt): Copy SWITCH_STMT_ALL_CASES_P
bit to SWITCH_ALL_CASES_P. Assert that if SWITCH_STMT_NO_BREAK_P then
the break label is not TREE_USED.
2017-11-28 Julia Koval <julia.koval@intel.com>
Sebastian Peryt <sebastian.peryt@intel.com>
* Make-lang.in (cp/cp-array-notation.o, cp/cp-cilkplus.o): Delete.
* call.c (convert_for_arg_passing, build_cxx_call): Remove cilkplus.
* constexpr.c (potential_constant_expression_1): Ditto.
* cp-array-notation.c: Delete.
* cp-cilkplus.c: Ditto.
* cp-cilkplus.h: Ditto.
* cp-gimplify.c (cp_gimplify_expr, cp_fold_r, cp_genericize): Remove
cilkplus condition.
* cp-objcp-common.c (ARRAY_NOTATION_REF): Delete.
* cp-tree.h (cilkplus_an_triplet_types_ok_p): Delete.
* decl.c (grokfndecl, finish_function): Remove cilkplus condition.
* error.c (dump_decl, dump_expr): Remove ARRAY_NOTATION_REF condition.
* lambda.c (cp-cilkplus.h): Remove.
* parser.c (cp_parser_cilk_simd, cp_parser_cilk_for,
cp_parser_cilk_simd_vectorlength): Delete.
(cp_debug_parser, cp_parser_ctor_initializer_opt_and_function_body,
cp_parser_postfix_expression,
cp_parser_postfix_open_square_expression,
cp_parser_statement, cp_parser_jump_statement,
cp_parser_direct_declarator,
cp_parser_late_return_type_opt, cp_parser_gnu_attribute_list,
cp_parser_omp_clause_name, cp_parser_omp_clause_aligned,
cp_parser_omp_clause_linear, cp_parser_omp_all_clauses,
cp_parser_omp_flush,
cp_parser_omp_for_cond, cp_parser_omp_for_incr,
cp_parser_omp_for_loop_init,
cp_parser_omp_for_loop,
cp_parser_omp_declare_simd): Remove cilkplus support.
(CILK_SIMD_FN_CLAUSE_MASK, cp_parser_late_parsing_cilk_simd_fn_info,
cp_parser_cilk_grainsize): Remove.
(cp_parser_pragma, c_parse_file): Remove cilkplus support.
(cp_parser_cilk_simd_vectorlength, cp_parser_cilk_simd_linear,
cp_parser_cilk_simd_clause_name, cp_parser_cilk_simd_all_clauses,
cp_parser_cilk_simd, cp_parser_cilk_for): Remove.
* parser.h (IN_CILK_SIMD_FOR, IN_CILK_SPAWN): Remove.
* pt.c (tsubst_attribute, tsubst_expr, tsubst_copy_and_build): Remove
cilkplus support.
* semantics.c (finish_goto_stmt, begin_while_stmt, finish_do_body,
finish_init_stmt, finish_switch_cond, simplify_aggr_init_expr,
finish_omp_clauses, finish_omp_clauses, finish_omp_for): Remove
cilkplus
support.
* tree.c (lvalue_kind): Remove ARRAY_NOTATION_REF conditon.
* typeck.c (cp_build_array_ref, cp_build_compound_expr,
check_return_expr): Remove cilkplus support.
2017-11-28 Jakub Jelinek <jakub@redhat.com>
* cp-gimplify.c (genericize_switch_stmt): Build SWITCH_EXPR using
build2_loc instead of build3_loc.
2017-11-27 Martin Sebor <msebor@redhat.com>
PR c++/83058
* init.c (warn_placement_new_too_small): Use offset_int instead of
HOST_WIDE_INT.
2017-11-27 Jakub Jelinek <jakub@redhat.com>
PR c++/81888
* parser.c (cp_parser_decomposition_declaration): Reject just
BRACE_ENCLOSED_INITIALIZER_P initializers with nelts != 1 rather
than all such CONSTRUCTORs, and only if is_direct_init is true.
2017-11-27 Jason Merrill <jason@redhat.com>
* pt.c (primary_template_specialization_p): Rename from
primary_template_instantiation_p. Don't check
DECL_TEMPLATE_INSTANTIATION.
* call.c, cp-tree.h, decl2.c: Adjust.
2017-11-27 Jakub Jelinek <jakub@redhat.com>
PR c++/81675
* cp-gimplify.c (cp_fold) <case COND_EXPR>: Don't return immediately
for VOID_TYPE_P COND_EXPRs, instead fold the operands and if op0 is
INTEGER_CST, ensure that both op1 and op2 are non-NULL and fall
through into normal folding, otherwise just rebuild x if any op
changed.
* g++.dg/warn/pr81675.C: New test.
2017-11-14 Boris Kolpackov <boris@codesynthesis.com>
* Make-lang.in (c++.install-plugin): Install backend import library.
2017-11-23 Jakub Jelinek <jakub@redhat.com>
* parser.c (cp_parser_omp_declare): Change return type to bool from
void, return true for declare simd.
(cp_parser_pragma): Return cp_parser_omp_declare returned value
rather than always false.
2017-11-23 Mike Stump <mikestump@comcast.net>
Eric Botcazou <ebotcazou@adacore.com>
* pt.c (tsubst_expr) <ANNOTATE_EXPR>: Recurse on 3rd operand.
* semantics.c (finish_while_stmt_cond): Pass 3rd operand to
ANNOTATE_EXPR.
(finish_do_stmt): Likewise.
(finish_for_cond): Likewise.
2017-11-22 Jakub Jelinek <jakub@redhat.com>
PR c++/82401
* name-lookup.c (member_name_cmp): Return 0 if a == b.
2017-11-22 David Malcolm <dmalcolm@redhat.com>
PR c++/62170
* error.c (type_to_string): Add leading comment. Add params
"postprocessed", "quote", and "show_color", using them to fix
quoting of the "aka" for types involving typedefs.
(arg_to_string): Update for new params to type_to_string.
(cxx_format_postprocessor::handle): Likewise.
(cp_printer): Convert penultimate param from bool to bool *.
Update call to type_to_string and calls to
defer_phase_2_of_type_diff.
2017-11-22 Marek Polacek <polacek@redhat.com>
PR c++/60336
PR middle-end/67239
PR target/68355
* class.c (layout_class_type): Set DECL_PADDING_P on padding.
* decl.c (cxx_init_decl_processing): Set TRANSLATION_UNIT_WARN_EMPTY_P.
(grokdeclarator): Set DECL_PADDING_P on unnamed bit-fields.
2017-11-21 Martin Liska <mliska@suse.cz>
* class.c (finalize_literal_type_property): Add quotes for
constexpr keyword.
(explain_non_literal_class): Likewise.
* constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
(is_valid_constexpr_fn): Likewise.
(check_constexpr_ctor_body): Likewise.
(register_constexpr_fundef): Likewise.
(explain_invalid_constexpr_fn): Likewise.
(cxx_eval_builtin_function_call): Likewise.
(cxx_eval_call_expression): Likewise.
(cxx_eval_loop_expr): Likewise.
(potential_constant_expression_1): Likewise.
* decl.c (check_previous_goto_1): Likewise.
(check_goto): Likewise.
(grokfndecl): Likewise.
(grokdeclarator): Likewise.
* error.c (maybe_print_constexpr_context): Likewise.
* method.c (process_subob_fn): Likewise.
(defaulted_late_check): Likewise.
* parser.c (cp_parser_compound_statement): Likewise.
2017-11-21 Marc Glisse <marc.glisse@inria.fr>
* constexpr.c (cxx_eval_constant_expression,
potential_constant_expression_1): Handle POINTER_DIFF_EXPR.
* cp-gimplify.c (cp_fold): Likewise.
* error.c (dump_expr): Likewise.
* typeck.c (pointer_diff): Use POINTER_DIFF_EXPR.
2017-11-21 Jakub Jelinek <jakub@redhat.com>
P0428R2 - familiar template syntax for generic lambdas
* parser.c (cp_parser_lambda_declarator_opt): Don't pedwarn
for cxx2a and above, reword pedwarn for C++14/C++17.
2017-11-20 David Malcolm <dmalcolm@redhat.com>
PR c/81404
* name-lookup.c: Include "c-family/known-headers.h"
(lookup_name_fuzzy): Call get_cp_stdlib_header_for_name and
potentially return a new suggest_missing_header hint.
2017-11-20 David Malcolm <dmalcolm@redhat.com>
PR c++/72786
* name-lookup.c (class macro_use_before_def): New class.
(lookup_name_fuzzy): Detect macro that were used before being
defined, and report them as such.
2017-11-20 Jason Merrill <jason@redhat.com>
* decl2.c (constrain_class_visibility): Don't warn about artificial
fields.
2017-11-20 Jakub Jelinek <jakub@redhat.com>
P0329R4: Designated Initialization
* parser.c (cp_parser_initializer_clause): List in comment grammar
designated-initializer-list.
(cp_parser_initializer_list): Allow .identifier = without pedwarn for
C++2A, parse .identifier { ... }. Improve location_t argument to
pedwarn. Add pedwarn for [cst] = designators. Diagnose ... in
designated initializer list. Diagnose mixing designated and
non-designated initializer clauses for C++2A. Diagnose duplicated
identifiers in designators.
* name-lookup.h (search_anon_aggr): New declaration.
* name-lookup.c (fields_linear_search): Use search_anon_aggr.
(search_anon_aggr): New function.
* typeck2.c (process_init_constructor_record): Allow designator
to skip over some non-static data members. Handle anonymous
aggregates. Add diagnostics for designator order not matching
member declaration order.
2017-11-20 David Malcolm <dmalcolm@redhat.com>
* name-lookup.c: Define INCLUDE_UNIQUE_PTR before including system.h.
Include "c-family/name-hint.h"
(suggest_alternatives_for): Convert "fuzzy_name" from const char *
to name_hint, and rename to "hint". Pass location to
lookup_name_fuzzy.
(lookup_name_fuzzy): Convert return type from const char *
to name_hint. Add location_t param.
* parser.c: Define INCLUDE_UNIQUE_PTR before including system.h.
Include "c-family/name-hint.h"
(cp_parser_diagnose_invalid_type_name): Convert
"suggestion" from const char * to name_hint, and rename to "hint".
Pass location to lookup_name_fuzzy.
2017-11-20 Nathan Sidwell <nathan@acm.org>
PR c++/82878
PR c++/78495
* call.c (build_call_a): Don't set CALL_FROM_THUNK_P for inherited
ctor.
* cp-gimplify.c (cp_genericize_r): Restore THUNK dereference
inhibibition check removed in previous c++/78495 change.
2017-11-20 Jakub Jelinek <jakub@redhat.com>
PR c++/82781
* constexpr.c (cxx_eval_vector_conditional_expression): New function.
(cxx_eval_constant_expression) <case VEC_COND_EXPR>: Use it instead
of cxx_eval_conditional_expression.
2017-11-19 Jakub Jelinek <jakub@redhat.com>
PR c/66618
PR c/69960
* cp-gimplify.c (c_fully_fold): Add LVAL argument, call
cp_fold_maybe_rvalue instead of cp_fold_rvalue and pass it !LVAL.
2017-11-16 Jason Merrill <jason@redhat.com>
PR c++/79092 - non-type args of different types are different
* tree.c (cp_tree_equal): Check the type of constants.
* pt.c (unify) [TEMPLATE_PARM_INDEX]: Handle UNIFY_ALLOW_INTEGER
when comparing to previously deduced argument.
(maybe_convert_nontype_argument): New.
(convert_nontype_argument): Call it.
(tsubst_copy_and_build): Handle partial instantiation of
IMPLICIT_CONV_EXPR.
(unify): Ignore type when deducing from array bound.
(dependent_type_p_r): Handle DEFERRED_NOEXCEPT.
(value_dependent_expression_p): Any type-dependent expression is
value-dependent. Handle IMPLICIT_CONV_EXPR.
* cp-tree.h (IMPLICIT_CONV_EXPR_NONTYPE_ARG): New.
* mangle.c (write_template_arg): Strip IMPLICIT_CONV_EXPR.
2017-11-16 Nathan Sidwell <nathan@acm.org>
PR c++/82836
PR c++/82737
* cp-objcp-common.h (LANG_HOOKS_OVERWRITE_DECL_ASSEMBLER_NAME):
Override.
* cp-tree.h (overwrite_mangling): Declare.
* decl2.c (struct mangled_decl_hash): Entries are deletable.
(overwrite_mangling): New.
PR c++/81060
* decl.c (xref_tag_1): Push lambda into current scope.
* name-lookup.c (do_pushtag): Don't deal with ts_lambda here.
2017-11-15 Nathan Sidwell <nathan@acm.org>
PR c++/81574
* lambda.c (lambda_capture_field_type): Function references are
always catured by reference.
2017-11-15 Martin Liska <mliska@suse.cz>
* decl.c (begin_destructor_body): Use cp_build_fold_indirect_ref
instead of cp_build_indirect_ref.
2017-11-15 Martin Liska <mliska@suse.cz>
* decl.c (begin_destructor_body): In case of VPTR sanitization
(with disabled recovery), zero vptr in order to catch virtual calls
after lifetime of an object.
2017-11-14 Jason Merrill <jason@redhat.com>
Use GTY((cache)) on some hash tables.
* decl.c (decomp_type_table): Use tree_cache_map.
* init.c (nsdmi_inst): Likewise.
* pt.c (defarg_ints): Likewise.
* cp-objcp-common.c (cp_get_debug_type): Likewise.
2017-11-13 Jason Merrill <jason@redhat.com>
Capture adjustments for P0588R1.
* semantics.c (process_outer_var_ref): Capture variables when
they are named; complain about non-capture uses when odr-used.
* expr.c (mark_use): Rvalue use looks through capture proxy.
* constexpr.c (potential_constant_expression_1): Improve error about
use of captured variable.
* lambda.c (need_generic_capture, dependent_capture_r)
(do_dependent_capture, processing_nonlambda_template): Remove.
* call.c (build_this): Remove uses of the above.
* decl.c (cp_finish_decl): Likewise.
* semantics.c (maybe_cleanup_point_expr)
(maybe_cleanup_point_expr_void, finish_goto_stmt)
(maybe_convert_cond): Likewise.
* typeck.c (check_return_expr): Likewise.
Defer folding of *&.
* typeck.c (cp_build_fold_indirect_ref): New.
(cp_build_indirect_ref_1): Split out from cp_build_indirect_ref.
Add 'fold' parameter.
* cp-tree.h: Declare cp_build_fold_indirect_ref.
* call.c, class.c, cp-ubsan.c, decl.c, except.c, init.c, lambda.c,
parser.c, rtti.c, tree.c, typeck.c, typeck2.c: Use it.
* parser.c (do_range_for_auto_deduction): Use RO_UNARY_STAR.
(cp_convert_range_for): Likewise.
* typeck2.c (build_x_arrow): Use RO_ARROW.
* cp-ubsan.c (cp_ubsan_check_member_access_r): Fix handling of
INDIRECT_REF of ADDR_EXPR.
PR c++/82360 - ICE with static_cast in template.
* call.c (perform_direct_initialization_if_possible): Check
processing_template_decl.
* typeck.c (build_static_cast_1): Likewise.
2017-11-13 Ville Voutilainen <ville.voutilainen@gmail.com>
Remove the null check from placement new in all modes
* init.c (build_new_1): Don't do a null check for
a namespace-scope non-replaceable placement new
in any mode unless -fcheck-new is provided.
2017-11-07 Boris Kolpackov <boris@codesynthesis.com>
* Make-lang.in (CP_PLUGIN_HEADERS): Add operators.def since included
in cp-tree.h.
2017-11-07 Jakub Jelinek <jakub@redhat.com>
PR c++/82835
* cp-gimplify.c (cxx_omp_clause_apply_fn): For methods pass i - 1 to
convert_default_arg instead of i.
2017-11-06 Jason Merrill <jason@redhat.com>
P0704R1 - fixing const-qualified pointers to members
* typeck2.c (build_m_component_ref): Also accept in lower stds with
a pedwarn.
2017-11-06 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/65579
* decl2.c (finish_static_data_member_decl): If there's an initializer,
complete the type and re-apply the quals.
2017-11-06 Martin Liska <mliska@suse.cz>
PR middle-end/82404
* constexpr.c (cxx_eval_builtin_function_call): Handle
__builtin_unreachable call.
(get_function_named_in_call): Declare function earlier.
(constexpr_fn_retval): Skip __builtin_unreachable.
* cp-gimplify.c (cp_ubsan_maybe_instrument_return): Rename to
...
(cp_maybe_instrument_return): ... this.
(cp_genericize): Call the function unconditionally.
2017-11-03 Nathan Sidwell <nathan@acm.org>
PR c++/82710
* decl.c (grokdeclarator): Protect MAYBE_CLASS things from paren
warning too.
2017-11-02 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/81957
* pt.c (make_pack_expansion): Add tsubst_flags_t parameter.
(expand_integer_pack, convert_template_argument, coerce_template_parms,
gen_elem_of_pack_expansion_instantiation, tsubst_pack_expansion,
unify): Adjust calls.
* tree.c (cp_build_qualified_type_real): Likewise.
* cp-tree.h (make_pack_expansion): Adjust declaration.
2017-11-02 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (IDENTIFIER_NEWDEL_OP_P): Restore, adjust.
(IDENTIFIER_NEW_OP_P): New.
* decl.c (grokdeclarator): Restore IDENTIFIER_NEWDEL_OP_P use.
* pt.c (push_template_decl_real): Likewise.
* typeck.c (check_return_expr): Use IDENTIFIER_NEW_OP_P.
PR c++/82710
* decl.c (grokdeclarator): Don't warn when parens protect a return
type from a qualified name.
2017-11-01 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (enum cp_identifier_kind): Delete cik_newdel_op.
Renumber and reserve udlit value.
(IDENTIFIER_NEWDEL_OP_P): Delete.
(IDENTIFIER_OVL_OP_P): New.
(IDENTIFIER_ASSIGN_OP_P): Adjust.
(IDENTIFIER_CONV_OP_P): Adjust.
(IDENTIFIER_OVL_OP_INFO): Adjust.
(IDENTIFIER_OVL_OP_FLAGS): New.
* decl.c (grokdeclarator): Use IDENTIFIER_OVL_OP_FLAGS.
* lex.c (get_identifier_kind_name): Adjust.
(init_operators): Don't special case new/delete ops.
* mangle.c (write_unqualified_id): Use IDENTIFIER_OVL_OP_P.
* pt.c (push_template_decl_real): Use IDENTIFIER_OVL_OP_FLAGS.
* typeck.c (check_return_expr): Likewise.
* cp-tree.h (assign_op_identifier, call_op_identifier): Use
compressed code.
(struct lang_decl_fn): Use compressed operator code.
(DECL_OVERLOADED_OPERATOR_CODE): Replace with ...
(DECL_OVERLOADED_OPERATOR_CODE_RAW): ... this.
(DECL_OVERLOADED_OPERATOR_CODE_IS): Use it.
* decl.c (duplicate_decls): Use DECL_OVERLOADED_OPERATOR_CODE_RAW.
(build_library_fn): Likewise.
(grok_op_properties): Likewise.
* mangle.c (write_unqualified_name): Likewise.
* method.c (implicitly_declare_fn): Likewise.
* typeck.c (check_return_expr): Use DECL_OVERLOADED_OPERATOR_IS.
* cp-tree.h (IDENTIFIER_CP_INDEX): Define.
(enum ovl_op_flags): Add OVL_OP_FLAG_AMBIARY.
(enum ovl_op_code): New.
(struct ovl_op_info): Add ovl_op_code field.
(ovl_op_info): Size by OVL_OP_MAX.
(ovl_op_mapping, ovl_op_alternate): Declare.
(OVL_OP_INFO): Adjust for mapping array.
(IDENTIFIER_OVL_OP_INFO): New.
* decl.c (ambi_op_p, unary_op_p): Delete.
(grok_op_properties): Use IDENTIFIER_OVL_OP_INFO and
ovl_op_alternate.
* lex.c (ovl_op_info): Adjust and static initialize.
(ovl_op_mappings, ovl_op_alternate): Define.
(init_operators): Iterate over ovl_op_info array and init mappings
& alternate arrays.
* mangle.c (write_unqualified_id): Use IDENTIFIER_OVL_OP_INFO.
* operators.def (DEF_OPERATOR): Remove KIND parm.
(DEF_SIMPLE_OPERATOR): Delete.
(OPERATOR_TRANSITION): Expand if defined.
2017-10-31 David Malcolm <dmalcolm@redhat.com>
* pt.c (listify): Use %< and %> for description of #include.
2017-10-31 David Malcolm <dmalcolm@redhat.com>
* class.c (explain_non_literal_class): Use UNKNOWN_LOCATION rather
than 0.
* name-lookup.c (suggest_alternatives_for): Update for renaming of
inform_at_rich_loc.
(maybe_suggest_missing_header): Likewise.
(suggest_alternative_in_explicit_scope): Likewise.
* parser.c (cp_parser_diagnose_invalid_type_name): Likewise for
renaming of error_at_rich_loc.
(cp_parser_string_literal): Likewise.
(cp_parser_nested_name_specifier_opt): Likewise.
(cp_parser_cast_expression): Likewise for renaming of
warning_at_rich_loc.
(cp_parser_decl_specifier_seq): Likewise for renaming of
error_at_rich_loc and warning_at_rich_loc.
(cp_parser_elaborated_type_specifier): Likewise for renaming of
pedwarn_at_rich_loc.
(cp_parser_cv_qualifier_seq_opt): Likewise for renaming of
error_at_rich_loc.
(cp_parser_virt_specifier_seq_opt): Likewise.
(cp_parser_class_specifier_1): Likewise.
(cp_parser_class_head): Likewise.
(cp_parser_member_declaration): Likewise for renaming of
pedwarn_at_rich_loc, warning_at_rich_loc, and error_at_rich_loc.
(cp_parser_enclosed_template_argument_list): Likewise for renaming
of error_at_rich_loc.
(set_and_check_decl_spec_loc): Likewise.
* pt.c (listify): Likewise.
* rtti.c (typeid_ok_p): Likewise.
* semantics.c (process_outer_var_ref): Use UNKNOWN_LOCATION rather
than 0.
* typeck.c (access_failure_info::maybe_suggest_accessor): Update
for renaming of inform_at_rich_loc.
(finish_class_member_access_expr): Likewise for renaming of
error_at_rich_loc.
2017-10-31 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (struct operator_name_info_t): Rename to ...
(struct ovl_op_info_t): ... here. Add tree_code field.
(operator_name_info, assignment_operator_name_info): Delete.
(ovl_op_info): Declare.
(OVL_OP_INFO): Adjust.
* decl.c (grok_op_properties): Use ovl_op_flags.
* lex.c (operator_name_info, assignment_operator_name_info):
Delete.
(ovl_op_info): Define.
(set_operator_ident): Adjust.
(init_operators): Set tree_code.
* mangle.c (write_unqualified_id): Adjust operator array scan.
* lex.c (init_operators): Allow NULL operator name. Don't add
special cases.
* operators.def: Use NULL for mangling only operators. Move to
after regular operators but move assignment operators last.
* cp-tree.h (enum ovl_op_flags): New.
(struct operator_name_info_t): Rename arity to flags.
* lex.c (set_operator_ident): New.
(init_operators): Use it. Adjust for flags.
* mangle.c (write_unqualified_id): Adjust for flags.
* operators.def: Replace arity with flags.
* cp-tree.h (ovl_op_identifier): New.
(assign_op_identifier, call_op_identifier): Adjust.
(cp_operator_id, cp_assignment_operator_ide): Delete.
(SET_OVERLOADED_OPERATOR_CODE): Delete.
(OVL_OP_INFO): New.
* call.c (op_error): Use OVL_OP_INFO.
(build_conditional_expr_1): Use ovl_op_identifier.
(build_new_op_1): Use OVL_OP_INFO & ovl_op_identifier.
(build_op_delete_call): Likewise.
* class.c (type_requires_array_cookie): Use ovl_op_identifier.
* decl.c (duplicate_decls): Directly copy operator code.
(builtin_function_1): Do not set operator code.
(build_library_fn): Directly set operator code.
(push_cp_library_fn): Use ovl_op_identifier.
(grok_op_properties): Directly set operator code.
* decl2.c (maybe_warn_sized_delete): Use ovl_op_identifier.
* error.c (dump_expr): Use OVL_OP_INFO.
(op_to_string): Add assop arg. Use OVL_OP_INFO.
(assop_to_string): Delete.
(args_to_string): Adjust.
* init.c (build_new_1): Use ovl_op_identifier.
* mangle.c (write_unqualified_name): Use OVL_OP_INFO.
(write_expression): Likewise.
* method.c (synthesized_method_walk): Use ovl_op_identifier.
(implicitly_declare_fn): Use assign_op_identifier. Directly set
operator code.
* name-lookup.c (get_class_binding): Use assign_op_identifier.
* parser.c (cp_parser_operator): Use ovl_op_identifier.
(cp_parser_omp_clause_reduction): Likewise.
* semantics.c (omp_reduction_id): Likewise.
* typeck.c (cxx_sizeof_or_alignof_type): Use OVL_OP_INFO.
* cp-tree.h (assign_op_identifier, call_op_identifier): Define.
(LAMBDA_FUNCTION_P): Use DECL_OVERLOADED_OPERATOR_IS.
(DECL_OVERLOADED_OPERATOR_P): Just retuurn true/false.
(DECL_OVERLOADED_OPERATOR_CODE, DECL_OVERLOADED_OPERATOR_IS): Define.
* call.c (add_function_candidate): Use
DECL_OVERLOADED_OPERATOR_IS.
(build_op_call_1): Use call_op_identifier &
DECL_OVERLOADED_OPERATOR_IS.
(build_over_call): Likewise.
(has_trivial_copy_assign_p): Use assign_op_identifier.
(build_special_member_call): Likewise.
* class.c (dfs_declare_virt_assop_and_dtor): Likewise.
(vbase_has_user_provided_move_assign,
classtype_has_move_assign_or_move_ctor_p): Likewise.
* decl.c (duplicate_decls): Use DECL_OVERLOADED_OPERATOR_CODE.
(grok_special_member_properties): Use assign_op_identifier.
(start_preparsed_function): Use DECL_OVERLOADED_OPERATOR_IS.
* decl2.c (mark_used): Use DECL_CONV_FN_P.
* dump.c (dump_access): Delete prototype.
(dump_op): Delete.
(cp_dump_tree): Don't call it.
* lambda.c (lambda_function): Use call_op_identifier.
(maybe_add_lambda_conv_op): Not an overloaded operator. Remove
unneeded braces.
* mangle.c (write_unqualified_name): Use DECL_OVERLOADED_OPERTOR_CODE.
* method.c (do_build_copy_assign): Use assign_op_identifier.
(synthesize_method): Use DECL_OVERLOADED_OPERATOR_IS.
(get_copy_assign): Use assign_op_identifier.
(synthesized_method_walk): Likewise.
(defaultable_fn_check): Use DECL_OVERLOADED_OPERATOR_IS.
* parser.c (cp_parser_lambda_declarator_opt): Use
call_op_identifier.
* semanitics.c (classtype_has_nothrow_assign_or_copy_p): Use
assign_op_identifier.
* tree.c (special_function_p): Use DECL_OVERLOADED_OPERATOR_IS.
* typeck.c (check_return_expr): Use DECL_OVERLOADED_OPERATOR_CODE.
(check_return_expr): Use assign_op_identifier.
2017-10-30 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/82085
* pt.c (tsubst_copy_and_build, [INDIRECT_REF]): For a REFERENCE_REF_P,
unconditionally call convert_from_reference.
2017-10-30 Nathan Sidwell <nathan@acm.org>
* call.c (build_op_call_1): Test for FUNCTION_DECL in same manner
as a few lines earlier.
* cp-tree.h (PACK_EXPANSION_PATTERN): Fix white space.
* decl.c (grokfndecl): Fix indentation.
(compute_array_index_type): Use processing_template_decl_sentinel.
(grok_op_properties): Move warnings to end. Reorder other checks
to group similar entities. Tweak diagnostics.
* lex.c (unqualified_name_lookup_error): No need to check name is
not ERROR_MARK operator.
* parser.c (cp_parser_operator): Select operator code before
looking it up.
* typeck.c (check_return_expr): Fix indentation and line wrapping.
2017-10-27 Paolo Carlini <paolo.carlini@oracle.com>
* pt.c (invalid_nontype_parm_type_p): Return a bool instead of an int.
2017-10-26 Nathan Sidwell <nathan@acm.org>
* decl.c (sort_labels): Restore function.
(pop_labels): Sort labels
(identify_goto): Add translation markup.
2017-10-25 Nathan Sidwell <nathan@acm.org>
Kill IDENTIFIER_LABEL_VALUE.
* cp-tree.h (lang_identifier): Delete label_value slot.
(IDENTIFIER_LABEL_VALUE, SET_IDENTIFIER_LABEL_VALUE): Delete.
(struct named_label_hasher): Rename to ...
(struct named_label_hash): ... here. Reimplement.
(struct language_function): Adjust x_named_labels.
* name-lookup.h (struct cp_label_binding): Delete.
(struct cp_binding_level): Delete shadowed_labels slot.
* decl.c (struct named_label_entry): Add name and outer slots.
(pop_label): Rename to ...
(check_label_used): ... here. Don't pop.
(note_label, sort_labels): Delete.
(pop_labels, pop_local_label): Reimplement.
(poplevel): Pop local labels as any other decl. Remove
shadowed_labels handling.
(named_label_hash::hash, named_label_hash::equal): New.
(make_label_decl): Absorb into ...
(lookup_label_1): ... here. Add making_local_p arg, reimplement.
(lookup_label, declare_local_label): Adjust.
(check_goto, define_label): Adjust.
* lex.c (make_conv_op_name): Don't clear IDENTIFIER_LABEL_VALUE.
* ptree.c (cxx_print_identifier): Don't print identifier binding.
* decl.c (identifier_goto): Reduce duplication.
(check_previous_goto_1): Likewise.
(check_goto): Move var decls to initialization.
(check_omp_return, define_label_1, define_label): Likewise.
2017-10-25 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/81706
* decl.c (duplicate_decls): Copy "omp declare simd" attributes from
newdecl to corresponding __builtin_ if any.
2017-10-24 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/82466
* decl.c (duplicate_decls): Warn for built-in functions declared as
non-function, use OPT_Wbuiltin_declaration_mismatch.
* decl.c (duplicate_decls): Avoid redundant '+' in warning_at.
2017-10-24 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/80991
* pt.c (value_dependent_expression_p, [TRAIT_EXPR]): Handle
a TREE_LIST as TRAIT_EXPR_TYPE2.
2017-10-24 Mukesh Kapoor <mukesh.kapoor@oracle.com>
Paolo Carlini <paolo.carlini@oracle.com>
PR c++/82307
* cvt.c (type_promotes_to): Implement C++17, 7.6/4, about unscoped
enumeration type whose underlying type is fixed.
2017-10-23 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/80449
* semantics.c (finish_compound_literal): Check do_auto_deduction
return value for error_mark_node.
2017-10-23 Jason Merrill <jason@redhat.com>
PR c++/77369 - wrong noexcept handling in C++14 and below
* tree.c (strip_typedefs): Canonicalize TYPE_RAISES_EXCEPTIONS.
2017-10-20 Nathan Sidwell <nathan@acm.org>
* class.c (layout_class_type): Cleanup as-base creation, determine
mode here.
(finish_struct_1): ... not here.
2017-10-19 Jakub Jelinek <jakub@redhat.com>
PR c++/82600
* typeck.c (check_return_expr): Don't call
maybe_warn_about_returning_address_of_local in templates.
2017-10-17 Nathan Sidwell <nathan@acm.org>
PR c++/82560
* call.c (build_over_call): Don't pass tf_no_cleanup to nested
calls.
PR middle-end/82546
* cp-objcp-common.c (cp_tree_size): Reformat. Adjust returns size
of TYPE nodes.
2017-10-13 Jason Merrill <jason@redhat.com>
PR c++/82357 - bit-field in template
* tree.c (cp_stabilize_reference): Just return a NON_DEPENDENT_EXPR.
2017-10-13 David Malcolm <dmalcolm@redhat.com>
* cp-tree.h (maybe_show_extern_c_location): New decl.
* decl.c (grokfndecl): When complaining about literal operators
with C linkage, issue a note giving the location of the
extern "C".
* parser.c (cp_parser_new): Initialize new field
"innermost_linkage_specification_location".
(cp_parser_linkage_specification): Store the location
of the linkage specification within the cp_parser.
(cp_parser_explicit_specialization): When complaining about
template specializations with C linkage, issue a note giving the
location of the extern "C".
(cp_parser_explicit_template_declaration): Likewise for templates.
(maybe_show_extern_c_location): New function.
* parser.h (struct cp_parser): New field
"innermost_linkage_specification_location".
2017-10-12 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (cp_expr): Add const operator * and operator->
accessors.
(cp_tree_node_structure_enum): Delete TS_CP_BINDING,
TS_CP_WRAPPER, LAST_TS_CP_ENUM.
2017-10-12 David Malcolm <dmalcolm@redhat.com>
* parser.c (get_required_cpp_ttype): New function.
(cp_parser_error_1): Call it, using the result to call
maybe_suggest_missing_token_insertion.
2017-10-12 David Malcolm <dmalcolm@redhat.com>
* parser.c (get_matching_symbol): Move to before...
(cp_parser_error): Split out into...
(cp_parser_error_1): ...this new function, merging in content
from...
(cp_parser_required_error): ...here. Eliminate partial duplicate
of body of cp_parser_error in favor of a call to the new
cp_parser_error_1 helper function.
2017-10-11 Nathan Sidwell <nathan@acm.org>
* decl2.c (struct mangled_decl_hash): Use DECL_ASSEMBLER_NAME_RAW.
(record_mangling): Likewise.
2017-10-10 Nathan Sidwell <nathan@acm.org>
* name-lookup.c (extern_c_fns): Rename to ...
(extern_c_decls): ... here.
(check_extern_c_conflict, extern_c_linkage_bindings): Update.
(do_pushdecl): Check extern-c fns and vars.
* cp-tree.h (default_hash_traits <lang_identifier *>): Delete
specialization.
* decl2.c (struct mangled_decl_hash): New hash traits.
(mangled_decls): Make hash_table<mangled_decl_hash>.
(generate_mangling_alias, record_mangling): Adjust.
2017-10-10 Jason Merrill <jason@redhat.com>
More delayed lambda capture fixes.
* call.c (add_function_candidate): Use build_address.
(build_op_call_1): Call mark_lvalue_use early.
(build_over_call): Handle error from build_this.
* constexpr.c (cxx_bind_parameters_in_call): Use build_address.
(cxx_eval_increment_expression): Don't use rvalue().
* cvt.c (convert_to_void): Use mark_discarded_use.
* expr.c (mark_use): Handle PARM_DECL, NON_DEPENDENT_EXPR. Fix
reference handling. Don't copy the expression.
(mark_discarded_use): New.
* lambda.c (insert_capture_proxy): Add some sanity checking.
(maybe_add_lambda_conv_op): Set cp_unevaluated_operand.
* pt.c (register_local_specialization): Add sanity check.
* semantics.c (process_outer_var_ref): Fix check for existing proxy.
* typeck.c (cp_build_addr_expr_1): Handle error from
mark_lvalue_use.
(cp_build_modify_expr): Call mark_lvalue_use_nonread, handle error
from rvalue.
Handle generic lambda capture in dependent expressions.
* lambda.c (need_generic_capture, dependent_capture_r)
(do_dependent_capture): New.
* pt.c (processing_nonlambda_template): Use need_generic_capture.
* semantics.c (maybe_cleanup_point_expr)
(maybe_cleanup_point_expr_void, finish_goto_stmt)
(maybe_convert_cond): Call do_dependent_capture.
* typeck.c (build_static_cast): Remove dependent capture handling.
* typeck.c (condition_conversion): Assert !processing_template_decl.
* semantics.c (finish_omp_clauses): Don't
fold_build_cleanup_point_expr if processing_template_decl.
(outer_var_p): A temporary can't be from an outer scope.
* pt.c (type_dependent_expression_p): Fix dependency checking of
functions without DECL_TEMPLATE_INFO.
(instantiate_decl): Use lss_copy.
* constexpr.c (is_valid_constexpr_fn): Fix lambdas before C++17.
* typeck.c (check_return_expr): Check non-dependent conversion in
templates.
* constraint.cc (check_function_concept): Don't complain about an
empty concept if seen_error.
2017-10-10 Richard Sandiford <richard.sandiford@linaro.org>
* cvt.c (ignore_overflows): Use wi::to_wide when
operating on trees as wide_ints.
* decl.c (check_array_designated_initializer): Likewise.
* mangle.c (write_integer_cst): Likewise.
* semantics.c (cp_finish_omp_clause_depend_sink): Likewise.
2017-10-10 Nathan Sidwell <nathan@acm.org>
* name-lookup.c (set_global_binding): Don't deal with STAT_HACK.
2017-10-06 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/47791
* decl.c (finish_function): Take a bool intead of an int; adjust.
* cp-tree.h (finish_function): Adjust declaration.
* decl2.c (generate_tls_wrapper, finish_objects,
finish_static_storage_duration_function): Adjust calls.
* lambda.c (maybe_add_lambda_conv_op, finish_lambda_function):
Likewise.
* method.c (synthesize_method): Likewise.
* optimize.c (maybe_thunk_body, maybe_clone_body): Likewise.
* pt.c (instantiate_decl): Likewise.
* parser.c (cp_parser_function_definition_after_declarator,
cp_parser_late_parsing_for_member, cp_parser_omp_declare_reduction):
Likewise.
(cp_parser_ctor_initializer_opt,
cp_parser_ctor_initializer_opt_and_function_body,
cp_parser_function_try_block,
cp_parser_function_definition_after_declarator,
cp_parser_function_transaction): Return void; adjust declarations.
2017-10-06 Nathan Sidwell <nathan@acm.org>
PR c++/82424
* name-lookup.c (check_local_shadow): Don't try and convert
dependent types.
2017-10-06 Jakub Jelinek <jakub@redhat.com>
PR c++/82299
* decl.c (reshape_init): Suppress warn_useless_cast for direct enum
init.
* typeck.c (convert_for_assignment): Likewise.
P0704R1 - fixing const-qualified pointers to members
* typeck2.c (build_m_component_ref): For -std=c++2a allow
pointer to const & qualified method on rvalue.
2017-10-06 Nathan Sidwell <nathan@acm.org>
Use hash_table for extern "C" names
* name-lookup.c (extern_c_fns): Use hash_table.
(check_extern_c_conflict): Adjust.
(c_linkage_bindings): Adjust.
Use hash_table for namespace bindings
* cp-tree.h (struct named_decl_hash): New.
(lang_decl_ns): Change type of bindings field.
* lex.c (maybe_add_lang_decl_raw): Adjust.
* name-lookup.c (find_namespace_slot): Adjust.
(do_pushdecl): Push NULL-named namespace.
(do_push_nested_namespace): Adjust.
(push_namespace): Push anonymous namespace as NULL name.
2017-10-05 Jason Merrill <jason@redhat.com>
Pass variadic class objects exactly like named by-value args.
* call.c (convert_arg_to_ellipsis): Use the result of force_rvalue.
2017-10-05 Nathan Sidwell <nathan@acm.org>
Warn on MVP declarations
* cp-tree.h (struct cp_declarator): Add parenthesized field.
* decl.c (grokdeclarator): Warn about unnecessary parens.
* parser.c (make_declarator): Init parenthesized field.
(cp_parser_direct_declarator): Set parenthesized field.
Kill IDENTIFIER_GLOBAL_VALUE, SET_IDENTIFIER_GLOBAL_VALUE
* cp-tree.h (IDENTIFIER_GLOBAL_VALUE,
SET_IDENTIFIER_GLOBAL_VALUE): Delete.
* name-lookup.h (set_global_binding): Remove NAME parm.
(get_global_binding): New inline fn.
* name-lookup.c (set_global_binding): Remove NAME parm. Adjust.
(identifier_global_value): Move to ...
* cp-objcp-common.c (identifier_global_value): ... here.
* class.c (build_ctor_vtbl_group, build_vtbl_initializer): Adjust.
* decl.c (record_builtin_type, expand_static_init,
grokdeclarator): Adjust.
* decl2.c (get_guard, get_local_tls_init_fn, get_tls_init_fn,
get_tls_wrapper_fn, maybe_warn_sized_delete): Adjust.
* except.c (declare_library_fn, build_throw): Adjust.
* init.c (throw_bad_array_length): Adjust.
* rtti.c (throw_bad_cast, throw_bad_typeid, get_tinfo_decl): Adjust.
* decl2.c (record_mangling): Fix spello and formatting from
previous patch.
2017-10-04 Nathan Sidwell <nathan@acm.org>
Give builtin types the correct name.
* name-lookup.c (set_global_binding): Assert name is DECL_NAME.
* decl.c (record_builtin_type): Reimplement, use new TYPE_DECL for
rname.
2017-10-04 Paolo Carlini <paolo.carlini@oracle.com>
Andrew Pinski <apinski@cavium.com>
PR c++/71946
* parser.c (cp_parser_lambda_body): Set parser->in_function_body.
2017-10-04 Nathan Sidwell <nathan@acm.org>
Move mangling aliases out of global namespace.
* cp-tree.h (record_mangling): New.
(maybe_remove_implicit_alias): Delete.
* decl2.c (mangled_decls): New hash map.
(generate_mangling_alias): Reimplement using mangled_decls.
(record_mangling): New.
* mangle.c (decl_implicit_alias_p,
maybe_remove_implicit_alias): Delete.
(mangle_decl): Use record_mangling.
* name-lookup.c (supplement_binding_1): Remove
maybe_remove_implicit_alias check.
2017-10-04 Jakub Jelinek <jakub@redhat.com>
PR c++/82373
* error.c (dump_function_decl): If show_return, call dump_type_suffix
on the same return type dump_type_prefix has been called on.
2017-10-04 Jason Merrill <jason@redhat.com>
PR c++/81525 - broken handling of auto in generic lambda.
* pt.c (tsubst_decl) [VAR_DECL]: Use strip_innermost_template_args.
2017-10-04 Nathan Sidwell <nathan@acm.org>
* call.c (convert_arg_to_ellipsis): Correct comment about passing
by reference.
2017-10-02 Richard Sandiford <richard.sandiford@linaro.org>
* constexpr.c (cxx_eval_store_expression): Use wi::to_widest
when comparing the array bounds with an ARRAY_REF index.
2017-09-30 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/68754
* method.c (defaulted_late_check): Early return if the defaulted
declaration does not match the expected signature.
2017-09-29 Jakub Jelinek <jakub@redhat.com>
P0683R1 - default member initializers for bit-fields
* cp-tree.h (grokbitfield): Add INIT parameter.
* parser.c (cp_parser_constant_expression): Add STRICT_P argument,
if true, parse a conditional-expression rather than
assignment-expression.
(cp_parser_member_declaration): For C++11 and later pass true
as STRICT_P to cp_parser_constant_expression. Parse C++2A bitfield
NSDMIs. Adjust grokbitfield caller. Handle DECL_INITIAL also for
DECL_C_BIT_FIELDs.
(cp_parser_objc_class_ivars): Adjust grokbitfield caller.
* class.c (check_field_decl): Recurse even for DECL_C_BIT_FIELDs.
(check_field_decls): Call check_field_decl even for DECL_C_BIT_FIELDs.
* decl2.c (grokbitfield): Add INIT parameter, pass it to
cp_finish_decl.
* pt.c (tsubst_decl): Handle DECL_INITIAL for all FIELD_DECLs, not
just non-bitfields.
* class.c (check_bitfield_decl): Retrieve and clear width from
DECL_BIT_FIELD_REPRESENTATIVE rather than DECL_INITIAL.
(check_field_decls): Test DECL_BIT_FIELD_REPRESENTATIVE rather than
DECL_INITIAL.
(remove_zero_width_bit_fields): Adjust comment.
* decl2.c (grokbitfield): Stash width into
DECL_BIT_FIELD_REPRESENTATIVE rather than DECL_INITIAL.
* pt.c (tsubst_decl): For DECL_C_BIT_FIELD, tsubst_expr
DECL_BIT_FIELD_REPRESENTATIVE rather than DECL_INITIAL for width.
* parser.c (cp_parser_member_declaration): Parse attributes before
colon of a bitfield in addition to after colon.
* Make-lang.in (check-c++-all): Test also c++2a.
2017-09-28 Jason Merrill <jason@redhat.com>
PR c++/56973, DR 696 - capture constant variables only as needed.
* expr.c (mark_use): Split out from mark_rvalue_use and
mark_lvalue_use. Handle lambda capture of constant variables.
(mark_lvalue_use_nonread): New.
* semantics.c (process_outer_var_ref): Don't capture a constant
variable until forced.
* pt.c (processing_nonlambda_template): New.
* call.c (build_this): Check it.
* decl2.c (grok_array_decl): Call mark_rvalue_use and
mark_lvalue_use_nonread.
* init.c (constant_value_1): Don't call mark_rvalue_use.
* typeck.c (build_static_cast): Handle lambda capture.
Use local_specializations to find capture proxies.
* cp-tree.h (DECL_CAPTURED_VARIABLE): New.
* lambda.c (build_capture_proxy): Set it.
(add_capture): Pass initializer to build_capture_proxy.
(start_lambda_function): Likewise.
(insert_capture_proxy): Use register_local_specialization.
(is_lambda_ignored_entity): Always ignore proxies.
* name-lookup.c (qualify_lookup): Don't check
is_lambda_ignored_entity if LOOKUP_HIDDEN is set.
* semantics.c (process_outer_var_ref): Use
retrieve_local_specialization.
* parser.c (cp_parser_lambda_body): Push local_specializations.
* pt.c (tsubst_expr): Pass LOOKUP_HIDDEN when looking for a proxy.
(tsubst_lambda_expr): Push local_specializations sooner.
(tsubst_copy_and_build): Don't register_local_specialization.
* call.c (build_special_member_call): Use the return value of
mark_lvalue_use.
* decl.c (compute_array_index_type): Likewise.
* parser.c (cp_parser_oacc_wait_list): Likewise.
* lambda.c (is_normal_capture_proxy): Handle *this capture.
(add_capture): Clarify internal_error message.
2017-09-22 Eric Botcazou <ebotcazou@adacore.com>
PR bootstrap/81926
* cp-objcp-common.c (cp_get_debug_type): Do only one lookup.
2017-09-22 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/81929
* tree.c (struct replace_placeholders_t): Add pset field.
(replace_placeholders_r): Call cp_walk_tree with d->pset as
last argument instead of NULL. Formatting fix.
(replace_placeholders): Add pset variable, add its address
into data. Pass &pset instead of NULL to cp_walk_tree.
2017-09-22 David Malcolm <dmalcolm@redhat.com>
* call.c (get_fndecl_argument_location): New function.
(convert_like_real): Use it when complaining about argument type
mismatches.
* cp-tree.h (struct cp_parameter_declarator): Add "loc" field.
* parser.c (make_parameter_declarator): Add "loc" param and use
it to initialize the new field.
(cp_parser_translation_unit): Add UNKNOWN_LOCATION for "loc" of
the "no_parameters" parameter.
(cp_parser_parameter_declaration_list): Set the location of the
result of grokdeclarator to be the parameter's loc, assuming no
errors.
(cp_parser_parameter_declaration): Generate a location for the
parameter and pass to make_parameter_declarator.
2017-09-20 Nathan Sidwell <nathan@acm.org>
* name-lookup.c (member_name_cmp): Use DECL_UID for final
ordering.
2017-09-20 Jakub Jelinek <jakub@redhat.com>
P0409R2 - allow lambda capture [=, this]
* parser.c (cp_parser_lambda_introducer): For cxx2a don't pedwarn on
redundant [=, this].
2017-09-18 Jason Merrill <jason@redhat.com>
PR c++/82069 - ICE with lambda in template
* semantics.c (process_outer_var_ref): Check uses_template_parms
instead of any_dependent_template_arguments_p.
2017-09-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
Paolo Carlini <paolo.carlini@oracle.com>
PR c++/64644
* decl2.c (finish_anon_union): Complain about "anonymous union with
no members" with a pedwarn.
2017-09-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
* typeck.c (build_reinterpret_cast_1,
build_const_cast_1): Implement -Wcast-align=strict.
2017-09-15 Jakub Jelinek <jakub@redhat.com>
* decl.c (redeclaration_error_message): Use cxx17 instead of cxx1z,
adjust diagnostics refering to C++1z or -std=gnu++1z or -std=c++1z
to C++17 or -std=gnu++17 or -std=c++17. Adjust comments.
(cxx_init_decl_processing, next_initializable_field,
is_direct_enum_init, check_initializer, cp_finish_decl,
mark_inline_variable, grokdeclarator, grokparms, xref_basetypes,
finish_function): Likewise.
* cp-tree.h (DECL_INLINE_VAR_P): Likewise.
* pt.c (mark_template_parm, convert_nontype_argument,
instantiate_class_template_1, type_unification_real, unify,
get_partial_spec_bindings, dependent_type_p_r): Likewise.
* typeck.c (cp_build_unary_op): Likewise.
* constexpr.c (var_in_maybe_constexpr_fn): Likewise.
* call.c (build_user_type_conversion_1, build_over_call,
build_special_member_call): Likewise.
* lambda.c (begin_lambda_type): Likewise.
* typeck2.c (process_init_constructor_record): Likewise.
* class.c (build_base_field, finalize_literal_type_property,
explain_non_literal_class): Likewise.
* parser.c (cp_parser_diagnose_invalid_type_name,
cp_parser_primary_expression, cp_parser_lambda_introducer,
cp_parser_lambda_declarator_opt, cp_parser_selection_statement,
cp_convert_range_for, cp_parser_perform_range_for_lookup,
cp_parser_decomposition_declaration, cp_parser_linkage_specification,
cp_parser_static_assert, cp_parser_simple_type_specifier,
cp_parser_namespace_definition, cp_parser_using_declaration,
cp_parser_init_declarator, cp_parser_type_parameter_key,
cp_parser_exception_specification_opt, cp_parser_std_attribute_spec,
cp_parser_constructor_declarator_p): Likewise.
* mangle.c (struct globals): Rename need_cxx1z_warning to
need_cxx17_warning.
(write_exception_spec, start_mangling, mangle_decl): Likewise.
* Make-lang.in (check-c++1z): Rename to check-c++17, depend on
it.
(check-c++17): New goal. Use 17 instead of 1z.
(check-c++-all): Use 17 instead of 1z.
2017-09-14 Jakub Jelinek <jakub@redhat.com>
PR c++/81314
* cp-gimplify.c (omp_var_to_track): Look through references.
(omp_cxx_notice_variable): Likewise.
2017-09-13 Nathan Sidwell <nathan@acm.org>
Conv-op identifers not in identifier hash table
* lex.c (conv_type_hasher): Make member fns inline.
(make_conv_op_name): Directly clone conv_op_identifier.
Rename CLASSTYPE_METHOD_VEC to CLASSTYPE_MEMBER_VEC.
* cp-tree.h (struct lang_type): Rename methods to members.
(CLASSTYPE_METHOD_VEC): Rename to ...
(CLASSTYPE_MEMBER_VEC): ... this.
* name-lookup.h (get_method_slot): Rename to ...
(get_member_slot): ... this.
(resort_type_method_vec): Rename to ...
(resort_type_member_vec): ... this.
* class.c (add_method, warn_hidden): Adjust.
* search.c (dfs_locate_field_accessor_pre): Adjust.
* name-lookup.c (method_vec_binary_search): Rename to ...
(member_vec_binary_search): ... this and adjust.
(method_vec_linear_search): Rename to ...
(member_vec_linear_search): ... this and adjust.
(fields_linear_search, get_class_binding_direct): Adjust.
(get_method_slot): Rename to ...
(get_member_slot): ... this and adjust.
(method_name_slot): Rename to ...
(member_name_slot): ... this and adjust.
(resort_type_method_vec): Rename to ...
(resort_type_member_vec): ... this and adjust.
(method_vec_append_class_fields): Rename to ...
(member_vec_append_class_fields): ... this and adjust.
(method_vec_append_enum_values): Rename to ...
(member_vec_append_enum_values): ... this and adjust.
(method_vec_dedup): Rename to ...
(member_vec_dedup): ... this and adjust.
(set_class_bindings, insert_late_enum_def_bindings): Adjust.
2017-09-12 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/70621
* decl.c (start_decl): Early return error_mark_node if duplicate_decls
returns it; avoid misleading error message.
2017-09-12 Nathan Sidwell <nathan@acm.org>
Kill CLASSTYPE_SORTED_FIELDS.
* cp-tree.h (struct lang_type): Lose sorted_fields member.
(CLASSTYPE_SORTED_FIELDS): Delete.
* name-lookup.h (set_class_bindings): Add EXTRA arg.
* name-lookup.c (fields_linear_search): New, broken out of ...
(lookup_field_1): ... here. Delete remainder of function.
(get_class_binding_direct): Reimplement without sorted_fields.
(get_class_binding): Rename TYPE arg to KLASS, for consistency.
(get_method_slot): Call set_class_binding when creating method_vec
on complete type.
(method_name_cmp): Order identically named slots.
(sorted_fields_type_new): Delete.
(field_vc_append_class_fields): Rename to ...
(method_vec_append_class_fields): ... here. Adjust.
(field_vec_append_enum_values): Renme to ...
(method_vec_append_enum_values): ... here. Adjust.
(method_vec_dedup): New.
(set_class_bindings): Reimplement.
(insert_late_enum_def_bindings): Reimplement.
* name-lookup.c (get_class_binding): Rename TYPE arg to KLASS for
consistency.
(restort_data): Move later.
(method_name_cmp, resort_method_name_cmp): Simplify.
(resort_type_method_vec): Reformat.
2017-09-09 Jason Merrill <jason@redhat.com>
* constexpr.c (reduced_constant_expression_p): If
CONSTRUCTOR_NO_IMPLICIT_ZERO, check that all fields are initialized.
2017-09-09 Eric Botcazou <ebotcazou@adacore.com>
PR bootstrap/81926
* cp-objcp-common.c (struct debug_type_hasher): New class.
(debug_type_hash): New variable.
(cp_get_debug_type): Associate the OFFSET_TYPEs with the types.
2017-09-08 Jason Merrill <jason@redhat.com>
PR c++/70029 - ICE with ref-qualifier and -flto
* tree.c (cxx_copy_lang_qualifiers): New.
* cp-tree.h: Declare it.
* cp-objcp-common.h: Define LANG_HOOKS_COPY_LANG_QUALIFIERS.
2017-09-06 Jason Merrill <jason@redhat.com>
PR c++/82053 - ICE with default argument in lambda in template
* pt.c (tsubst_arg_types): Substitute default arguments for lambdas
in templates.
(retrieve_specialization): Use lambda_fn_in_template_p.
* cp-tree.h: Declare it.
PR c++/82070 - error with nested lambda capture
* pt.c (tsubst_expr) [DECL_EXPR]: Register capture proxies with
register_local_specialization.
2017-09-06 Nathan Sidwell <nathan@acm.org>
* name-lookup.h (lookup_field_1): Delete.
(get_class_binding_direct, get_class_binding): Add type_or_fns arg.
* name-lookup.c (lookup_field_1): make static
(method_vec_binary_search, method_vec_linear_search): New. Broken
out of ...
(get_class_binding_direct): ... here. Add TYPE_OR_FNS argument.
Do complete search of this level.
(get_class_binding): Adjust.
* decl.c (reshape_init_class): Call get_class_binding.
* search.c (lookup_field_r): Move field searching into
get_class_binding_direct.
* class.c (warn_hidden): Don't barf on non-functions.
* decl2.c (check_classfn): Likewise. Check template match earlier.
* name-lookup.c (count_fields): Rename to ...
(count_class_fields): ... here. Take a class, don't count
NULL-named fields.
(add_fields_to_record_type): Rename to ...
(field_vec_append_class_fields): ... here. Take a class, don't
add NULL-named fields.
(add_enum_fields_to_record_type): Rename to ...
(field_vec_append_enum_values): ... here.
(set_class_bindings): Adjust, assert we added expected number.
(insert_late_enum_def_bindings): Reimplement. Create vector if
there are now sufficient entries.
* name-lookup.h (lookup_fnfields_slot_nolazy,
lookup_fnfields_slot): Rename to ...
(get_class_binding_direct, get_class_binding): ... here.
* name-lookup.c (lookup_fnfields_slot_nolazy,
lookup_fnfields_slot): Rename to ...
(get_class_binding_direct, get_class_binding): ... here.
* cp-tree.h (CLASSTYPE_CONSTRUCTORS, CLASSTYPE_DESTRUCTOR): Adjust.
* call.c (build_user_type_conversion_1): Adjust.
(has_trivial_copy_assign_p): Adjust.
(has_trivial_copy_p): Adjust.
* class.c (get_basefndecls) Adjust.
(vbase_has_user_provided_move_assign) Adjust.
(classtype_has_move_assign_or_move_ctor_p): Adjust.
(type_build_ctor_call, type_build_dtor_call): Adjust.
* decl.c (register_dtor_fn): Adjust.
* decl2.c (check_classfn): Adjust.
* pt.c (retrieve_specialization): Adjust.
(check_explicit_specialization): Adjust.
(do_class_deduction): Adjust.
* search.c (lookup_field_r): Adjust.
(look_for_overrides_here, lookup_conversions_r): Adjust.
* semantics.c (classtype_has_nothrow_assign_or_copy_p): Adjust.
* tree.c (type_has_nontrivial_copy_init): Adjust.
* method.c (lazily_declare_fn): Adjust comment.
2017-09-05 Nathan Sidwell <nathan@acm.org>
* name-lookup.c (do_class_using_decl): Elide read-once temps.
Move declarations to initializations.
* class.c (add_method): Move slot search and insertion to ...
* name-lookup.c (get_method_slot): ... this new function.
(lookup_fnfields_slot_nolazy): Cope with NULL slot.
* name-lookup.h (get_method_slot): Declare.
* decl.c (cxx_init_decl_processinng): Give conv_op_marker a more
realistic type.
(grok_special_member_properties): Set
TYPE_HAS_CONVERSION. Expicitly look at DECL_NAME for specialness.
Improve TYPE_HAS_CONSTEXPR_CTOR setting.
* cp-tree.h (lang_decl_base): Rename template_conv_p to
unknown_bound_p.
(DECL_CONV_FN_P): Don't check NULL DECL_NAME.
(DECL_CONV_FN_TYPE): FN must be conv op.
(DECL_TEMPLATE_CONV_FN_P): Delete.
(VAR_HAD_UNKNOWN_BOUND, SET_VAR_HAD_UNKNOWN_BOUND): Adjust.
* pt.c (push_template_decl_real): Delete DECL_TEMPLATE_CONV_FN_P
setting.
* class.c (unreverse_member_declarations): Remove extraneous if.
* pt.c (push_template_decl_real): Use string concatenation, not
\<newline>. Add %<..%>.
2017-09-05 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/81942
* cp-tree.h (LABEL_DECL_CDTOR): Add and document.
* decl.c (start_preparsed_function): Set LABEL_DECL_CDTOR when
creating cdtor_label.
* constexpr.c (returns): Add the case of a constructor/destructor
returning via a LABEL_DECL_CDTOR label.
(cxx_eval_constant_expression, case [GOTO_EXPR]): Likewise.
2017-09-01 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (resort_type_method_vec): Move declaration to ...
* name-lookup.h (resort_type_method_vec): ... here.
(set_class_bindings): Lose 2nd arg.
* class.c (finish_struct_1, finish_struct): Adjust
set_class_bindings call. Don't call finish_struct_methods.
(resort_data, method_name_cmp, resort_method_name_cmp,
resort_type_method_vec, finish_struct_methods): Move to ...
* name-lookup.c (resort_data, method_name_cmp,
resort_method_name_cmp, resort_type_method_vec): ... here.
(set_class_bindings): Lose fields arg. Swallow finish_struct_methods.
* class.c (finish_struct): Call set_class_bindings for the
template case too.
* class.c (finish_struct_methods): Dont clear DECL_IN_AGGR_P here.
Don't call maybe_warn_about_overly_private_class here.
(warn_hidden): Cleanup declarations and comments.
(type_has_user_provided_constructor): No need to check
CLASSTYPE_METHOD_VEC.
(type_has_user_provided_or_explicit_constructor): Likewise.
(classtype_has_move_assign_or_move_ctor_p): Likewise.
(check_bases_and_members): Don't call finish_struct_methods here.
(finish_struct_1): Call finish_struct_methods and
set_class_bindings immediately after layout. Clear DECL_IN_AGGR_P
here.
(finish_struct): For templates process USING_DECLS and clear
DECL_IN_AGGR_P before calling finish_struct_methods. Call
maybe_warn_about_overly_private_class here.
Revert 2017-08-28 Nathan Sidwell <nathan@acm.org>
Restore sorted_fields vector.
* cp-tree.h (lang_type): Restore sorted_fields vector.
(CLASSTYPE_SORTED_FIELDS): Restore.
(CLASSTYPE_BINDINGS): Delete.
* name-lookup.c (lookup_field_1): Restore binary search.
(sorted_fields_type_new, count_fields,
add_fields_to_record_type, add_enum_fields_to_record_type): Restore
(set_class_bindings): Revert.
(insert_late_enum_def_binding): Restore field_vec insertion.
2017-09-01 Jakub Jelinek <jakub@redhat.com>
PR c/81887
* parser.c (cp_parser_omp_ordered): Handle -fopenmp-simd.
2017-09-01 Marek Polacek <polacek@redhat.com>
PR c++/82040
* typeck.c (cp_build_unary_op): Avoid re-entering reporting routines.
2017-08-30 Jason Merrill <jason@redhat.com>
PR c++/82029 - __PRETTY_FUNCTION__ in lambda in template
* pt.c (enclosing_instantiation_of, lambda_fn_in_template_p)
(regenerated_lambda_fn_p): New.
(tsubst_decl) [VAR_DECL]: Use enclosing_instantiation_of.
(tsubst_copy) [VAR_DECL]: Likewise.
PR c++/82030 - ICE inheriting from multiple lambdas
PR c++/80767
* call.c (compare_ics): Handle null candidate.
2017-08-30 Ville Voutilainen <ville.voutilainen@gmail.com>
Make taking the address of an overloaded function a non-deduced context
* pt.c (unify_overload_resolution_failure): Remove.
(unify_one_argument): Adjust.
2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* typeck.c (cp_build_binary_op): Use SCALAR_TYPE_MODE.
2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* cvt.c (cp_convert_to_pointer): Use SCALAR_INT_TYPE_MODE.
2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* mangle.c (write_real_cst): Use SCALAR_FLOAT_TYPE_MODE
instead of TYPE_MODE.
2017-08-29 Jason Merrill <jason@redhat.com>
PR c++/81236 - ICE with template-id in generic lambda
* semantics.c (finish_id_expression): Remove special dependent case.
Avoid some later pieces when dependent.
(finish_qualified_id_expr): Do normal BASELINK handling in a
template. Always build a SCOPE_REF for a destructor BIT_NOT_EXPR.
(parsing_default_capturing_generic_lambda_in_template): Remove.
* parser.c (cp_parser_postfix_dot_deref_expression): Always give an
error for types that will never be complete.
* mangle.c (write_expression): Add sanity check.
* tree.c (build_qualified_name): Add sanity check.
(cp_walk_subtrees): Walk into the class context of a BASELINK.
* lambda.c (add_capture): Improve diagnostic for generic lambda
capture failure.
* call.c (build_new_method_call_1): Print the right constructor
name.
Reimplement handling of lambdas in templates.
* cp-tree.h (LAMBDA_FUNCTION_P): Check DECL_DECLARES_FUNCTION_P.
* decl.c (start_preparsed_function): Call start_lambda_scope.
(finish_function): Call finish_lambda_scope.
* init.c (get_nsdmi): Call start/finish_lambda_scope.
* lambda.c (start_lambda_scope): Only ignore VAR_DECL in a function.
* parser.c (cp_parser_function_definition_after_declarator): Don't
call start/finish_lambda_scope.
* pt.c (retrieve_specialization): Ignore lambda functions in
templates.
(find_parameter_packs_r): Ignore capture proxies. Look into
lambdas.
(check_for_bare_parameter_packs): Allow bare packs in lambdas.
(tsubst_default_argument): Call start/finish_lambda_scope.
(tsubst_function_decl): Handle lambda functions differently.
(tsubst_template_decl): Likewise.
(tsubst_expr) [DECL_EXPR]: Skip closure declarations and capture
proxies.
(tsubst_lambda_expr): Create a new closure rather than instantiate
the one from the template.
(tsubst_copy_and_build): Don't register a specialization of a pack.
(regenerate_decl_from_template): Call start/finish_lambda_scope.
(instantiate_decl): Remove special lambda function handling.
* semantics.c (process_outer_var_ref): Remove special generic lambda
handling. Don't implicitly capture in a lambda in a template. Look
for an existing proxy.
* class.c (current_nonlambda_class_type): Use decl_type_context.
* cp-tree.h (LAMBDA_EXPR_CLOSURE): Use TREE_TYPE.
(LAMBDA_EXPR_RETURN_TYPE): Remove.
(struct tree_lambda_expr): Remove closure and return_type fields.
* lambda.c (build_lambda_expr): Don't set LAMBDA_EXPR_RETURN_TYPE.
* pt.c (tsubst_copy_and_build): Likewise.
* parser.c (cp_parser_lambda_declarator_opt): Track return type.
(cp_parser_lambda_body): Adjust unspecified return type check.
* ptree.c (cxx_print_lambda_node): Don't print closure or
return type.
PR c++/80935 - wrong C++17 error with lambda
* decl.c (check_for_uninitialized_const_var): Check
is_instantiation_of_constexpr.
* constexpr.c (ensure_literal_type_for_constexpr_object): Check
is_instantiation_of_constexpr.
(potential_constant_expression_1): Check var_in_maybe_constexpr_fn.
* lambda.c (build_lambda_object): Check for error_mark_node.
* pt.c (make_pack_expansion): Set PACK_EXPANSION_LOCAL_P on the type
pack as well.
(tsubst_decl) [FUNCTION_DECL]: Set DECL_CONTEXT on the parameters.
(tsubst) [TEMPLATE_PARM_INDEX]: Check for error_mark_node.
PR c++/80767 - unnecessary instantiation of generic lambda
* call.c (convert_like_real): Call build_user_type_conversion_1 if
cand is null.
(add_conv_candidate): Build a ck_user conversion with no candidate.
Fix lambdas in template default argument of inherited ctor.
* method.c (synthesized_method_base_walk): Replace an inherited
template with its specialization.
(synthesized_method_walk): Make inheriting_ctor a pointer.
(maybe_explain_implicit_delete, explain_implicit_non_constexpr)
(deduce_inheriting_ctor, implicitly_declare_fn): Adjust.
* pt.c (build_deduction_guide): Set DECL_ABSTRACT_ORIGIN on the
template, not the function.
(template_guide_p): Adjust.
Support copying local_specializations.
* cp-tree.h (enum lss_policy): New.
(local_specialization_stack): Add policy parameter to default ctor.
* pt.c (local_specialization_stack): Copy local_specializations if
lss_copy.
* constexpr.c (potential_constant_expression_1): Add "now" parm.
(is_constant_expression, require_constant_expression): New.
(is_static_init_expression, is_nondependent_constant_expression)
(is_nondependent_static_init_expression): Drop "potential".
* except.c (build_must_not_throw_expr): Do type conversion on
value-dependent argument.
* pt.c, semantics.c, typeck2.c: Use variants without "potential".
Instantiate default arguments/member initializers once.
* init.c (get_nsdmi): Remember NSDMI instantiations.
* parser.c (inject_this_parameter): Be more picky about
current_class_ptr.
* pt.c (tsubst_copy): Simplify 'this' handling.
(tsubst_default_argument): Remember default argument
instantiations. Take parameter number.
(tsubst_default_arguments): Pass it.
* call.c (convert_default_arg): Likewise.
Fix default argument conversion failure and SFINAE.
* call.c (build_over_call): Check convert_default_arg result for
error_mark_node.
* parser.c (cp_parser_late_parsing_default_args): Remember
error_mark_node.
2017-08-28 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (lang_type): Replace sorted_fields vector with
bindings map.
(CLASSTYPE_SORTED_FIELDS): Delete.
(CLASSTYPE_BINDINGS): New.
* decl.c (finish_enum_value_list): Swap args of
insert_late_enum_def_bindings.
* name-lookup.c (lookup_field_1): Replace binary search of sorted
fields with map->get.
(sorted_fields_type_new, count_fields,
add_fields_to_record_type, add_enum_fields_to_record_type): Delete.
(add_class_member, add_class_members): New.
(set_class_bindings): Create map and insert.
(insert_late_enum_def_binding): Swap parms. Use add_clasS_member.
* ptree.c (cxx_print_type): Delete sorted fields printing.
* cp-tree.h (insert_late_enum_def_into_classtype_sorted_fields):
Delete.
* name-lookup.h (set_class_bindings,
insert_late_enum_def_bindings): Declare.
* decl.c (finish_enum_value_list): Adjust for
insert_late_enum_def_bindings name change.
* class.c (finish_struct_1): Call set_class_bindings.
(count_fields, add_fields_to_record_type,
add_enum_fields_to_record_type, sorted_fields_type_new,
insert_into_classtype_sorted_fields,
insert_late_enum_def_into_classtype_sorted_fields): Move to ...
* name-lookup.h (count_fields, add_fields_to_record_type,
add_enum_fields_to_record_type, sorted_fields_type_new,
set_class_bindings, insert_late_enum_def_bindings): ... here.
2017-08-25 Nathan Sidwell <nathan@acm.org>
* class.c (method_name_cmp, resort_method_name_cmp): Methods
can never be NULL.
Conversion operators have a special name
* cp-tree.h (CPTI_CONV_OP_MARKER, CPTI_CONV_OP_IDENTIFIER): New.
(conv_op_marker, conv_op_identifier): New.
(CLASSTYPE_FIRST_CONVERSION_SLOT): Delete.
* decl.c (initialize_predefined_identifiers): Add
conv_op_identifier.
(cxx_init_decl_processing): Create conv_op_marker.
* decl2.c (check_classfn): Lookup conv-ops by name.
* class.c (add_method): Use conv_op_identifier & conv_op_marker.
(resort_type_method_vec): Don't skip conv-ops.
(finish_struct_methods, warn_hidden): Likewise.
* name-lookup.h (lookup_all_conversions): Delete.
* name-lookup.c (lookup_conversion_operator): Replace with ...
(extract_conversion_operator): ... this.
(lookup_fnfields_slot_nolazy): Find conv-ops by name.
(lookup_all_conversions): Delete.
* pt.c (check_explicit_specialization): Find conv-ops by name.
* search.c (lookup_conversions_r): Likewise.
2017-08-24 Nathan Sidwell <nathan@acm.org>
Conversion operators kept on single overload set
* class.c (add_method): Keep all conv-ops on one slot.
* name-lookup.c (lookup_conversion_operator): Pull the desired
conv op out of overload set.
* search.c (lookup_conversions_r): Lose template/non-template
distinction.
(lookup_conversions): Likewise.
2017-08-23 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (lookup_field_1, lookup_fnfields_slot,
lookup_fnfields_slot_nolazy, lookup_all_conversions): Move
declatations to ...
* name-lookup.h (lookup_field_1, lookup_fnfields_slot,
lookup_fnfields_slot_nolazy, lookup_all_conversions): ... here.
* search.c (lookup_conversion_operator,
lookup_fnfields_slot_nolazy, lookup_field_1, lookup_fnfields_slot,
lookup_all_conversions): Move to ...
* name-lookup.c (lookup_conversion_operator,
lookup_fnfields_slot_nolazy, lookup_field_1, lookup_fnfields_slot,
lookup_all_conversions): ... here.
* semantics.c (finish_member_declaration): Move USING_DECL check
earlier. Always set C++ linkage. Commonize TYPE_FIELD and
template decl list insertion.
* cp-tree.h (maybe_version_functions): Declare.
* decl.c (decls_match): Break function versioning check to
separate function. Call it.
(maybe_version_functions): Broken out of decls_match.
* class.c (add_method): Use maybe_version_functions.
* cp-tree.h (print_search_statistics,
reinit_search_statistics): Don't declare.
* search.c (n_fields_searched, n_calls_lookup_field,
n_calls_lookup_field_1, n_calls_lookup_fnfields,
n_calls_lookup_fnfields_1, n_calls_get_base_type,
n_outer_fields_searched, n_contexts_saved): Delete.
(lookup_field_1, lookup_member,
lookup_fnfields_slot_nolazy): Remove stat gathering.
(print_search_statistics, reinit_search_statistics): Delete.
* tree.c (cxx_print_statistics): Don't print search stats.
2017-08-21 Nathan Sidwell <nathan@acm.org>
* search.c (lookup_field_r): Remove obsolete code for type-named
field in PoD.
* search.c (lookup_field_1): Assert TYPE is a class and VFIELD
isn't special.
(lookup_field_fuzzy_info::fuzzy_lookup_fnfields): Delete.
(lookup_field_fuzzy_r): Adjust.
2017-08-21 David Malcolm <dmalcolm@redhat.com>
* call.c (build_over_call): Pass NULL for new parameter to
check_function_arguments.
* typeck.c (cp_build_function_call_vec): Likewise.
2017-08-21 Nathan Sidwell <nathan@acm.org>
PR c++/81899
* pt.c (instantiate_class_template_1):
BOUND_TEMPLATE_TEMPLATE_PARM is never friend-injected.
2017-08-18 David Malcolm <dmalcolm@redhat.com>
PR c++/81514
* name-lookup.c (maybe_suggest_missing_header): Convert return
type from void to bool; return true iff a suggestion was offered.
(suggest_alternative_in_explicit_scope): Move call to
maybe_suggest_missing_header to before use of best_match, and
return true if the former offers a suggestion.
2017-08-18 H.J. Lu <hongjiu.lu@intel.com>
PR c/53037
* decl.c (duplicate_decls): Also merge DECL_WARN_IF_NOT_ALIGN.
* decl2.c (grokbitfield): Don't allow bit-field with
warn_if_not_aligned type.
2017-08-17 Nathan Sidwell <nathan@acm.org>
* cp-tree.def (TEMPLATE_TEMPLATE_PARM): Remove stale comment.
* cp-tree.h (ENUM_TEMPLATE_INFO): Delete.
(TYPE_TEMPLATE_INFO): Simplify.
(SET_TYPE_TEMPLATE_INFO): Simplify.
* lex.c (maybe_add_lang_type_raw): BOUND_TEMPLATE_TEMPLATE_PARMs
don't need lang_type.
(cxx_make_type): Use maybe_add_lang_type_raw return value.
* mangle.c (CLASSTYPE_TEMPLATE_ID_P): Don't rely on
TYPE_LANG_SPECIFIC.
* cp-tree.h (struct lang_type): Remove template_info field.
(CLASSTYPE_TEMPLATE_INFO): Use TYPE_LANG_SLOT_1.
(TEMPLATE_TEMPLATE_PARM_TEMPLATE_INFO): Likewise.
2017-08-14 Martin Sebor <msebor@redhat.com>
PR c/81117
* error.c (cp_printer): Handle 'G'.
2017-08-11 Martin Liska <mliska@suse.cz>
* decl2.c (get_tls_init_fn): Replace ASM_OUTPUT_DEF with
TARGET_SUPPORTS_ALIASES.
(handle_tls_init): Likewise.
(note_mangling_alias): Likewise. Remove ATTRIBUTE_UNUSED for
both arguments.
* optimize.c (can_alias_cdtor): Likewise.
2017-08-11 Jason Merrill <jason@redhat.com>
PR c++/81671 - nullptr_t template parameter
* pt.c (convert_nontype_argument): Fix nullptr_t check.
2017-08-10 Jason Merrill <jason@redhat.com>
PR c++/81359 - Unparsed NSDMI error from SFINAE context.
* method.c (synthesized_method_walk): Don't diagnose lack of
operator delete.
PR c++/80452 - Core 1579, implicit move semantics on return/throw
* cp-tree.h (LOOKUP_PREFER_RVALUE): Now means that we've already
tentatively changed the lvalue to an rvalue.
* call.c (reference_binding): Remove LOOKUP_PREFER_RVALUE handling.
(build_over_call): If LOOKUP_PREFER_RVALUE, check that the first
parameter is an rvalue reference.
* except.c (build_throw): Do maybe-rvalue overload resolution twice.
* typeck.c (check_return_expr): Likewise.
2017-08-10 David Malcolm <dmalcolm@redhat.com>
* parser.c (cp_parser_error): Update for new param to
c_parse_error.
(class token_pair): New class.
(struct matching_paren_traits): New struct.
(matching_parens): New typedef.
(struct matching_brace_traits): New struct.
(matching_braces): New typedef.
(cp_parser_statement_expr): Convert explicit parsing of
CPP_OPEN_PAREN and CPP_CLOSE_PAREN to use of
class matching_parens, so that the pertinent open parenthesis is
highlighted when there are problems locating the close
parenthesis.
(cp_parser_primary_expression): Likewise.
(cp_parser_compound_literal_p): Remove consumption of opening
paren.
(cp_parser_postfix_expression): Convert explicit parsing of
CPP_OPEN_PAREN and CPP_CLOSE_PAREN to use matching parens, as
above. Use it to consume the opening paren previously consumed by
cp_parser_compound_literal_p.
(cp_parser_parenthesized_expression_list): Likewise.
(cp_parser_unary_expression): Likewise.
(cp_parser_new_expression): Likewise.
(cp_parser_cast_expression): Likewise.
(cp_parser_builtin_offsetof): Likewise.
(cp_parser_trait_expr): Likewise.
(cp_parser_lambda_declarator_opt): Likewise.
(cp_parser_lambda_body): Likewise, for matching_braces.
(cp_parser_compound_statement): Likewise.
(cp_parser_selection_statement): Likewise, for matching_parens.
(cp_parser_iteration_statement): Likewise.
(cp_parser_already_scoped_statement): Likewise, for
matching_braces.
(cp_parser_linkage_specification): Likewise.
(cp_parser_static_assert): Likewise, for matching_parens.
(cp_parser_decltype): Likewise.
(cp_parser_operator): Likewise.
(cp_parser_enum_specifier): Likewise.
(cp_parser_namespace_definition): Likewise.
(cp_parser_direct_declarator): Likewise.
(cp_parser_braced_list): Likewise.
(cp_parser_class_specifier_1): Likewise, for matching_braces.
(cp_parser_constant_initializer): Likewise.
(cp_parser_noexcept_specification_opt): Likewise, for
matching_parens.
(cp_parser_exception_specification_opt): Likewise.
(cp_parser_handler): Likewise.
(cp_parser_asm_specification_opt): Likewise.
(cp_parser_asm_operand_list): Likewise.
(cp_parser_gnu_attributes_opt): Likewise.
(cp_parser_std_attribute_spec): Likewise.
(cp_parser_requirement_parameter_list): Likewise.
(cp_parser_requirement_body): Likewise, for matching_braces.
(cp_parser_compound_requirement): Likewise.
(cp_parser_template_introduction): Likewise.
(cp_parser_sizeof_pack): Likewise, for matching_parens.
(cp_parser_sizeof_operand): Likewise; use it to consume the
opening paren previously consumed by cp_parser_compound_literal_p.
(get_matching_symbol): New function.
(cp_parser_required_error): Add param "matching_location". Remove
calls to cp_parser_error, instead setting a non-NULL gmsgid, and
handling it if set by calling c_parse_error, potentially with a
secondary location if matching_location was set.
(cp_parser_require): Add param "matching_location", with a default
value of UNKNOWN_LOCATION.
(cp_parser_require_keyword): Update for new param of
cp_parser_required_error.
(cp_parser_objc_encode_expression): Update to class matching_parens
as above.
(cp_parser_objc_defs_expression): Likewise.
(cp_parser_objc_protocol_expression): Likewise.
(cp_parser_objc_selector_expression): Likewise.
(cp_parser_objc_typename): Likewise.
(cp_parser_objc_superclass_or_category): Likewise.
(cp_parser_objc_try_catch_finally_statement): Likewise.
(cp_parser_objc_synchronized_statement): Likewise.
(cp_parser_objc_at_property_declaration): Likewise.
(cp_parser_oacc_single_int_clause): Likewise.
(cp_parser_oacc_shape_clause): Likewise.
(cp_parser_omp_clause_collapse): Likewise.
(cp_parser_omp_clause_default): Likewise.
(cp_parser_omp_clause_final): Likewise.
(cp_parser_omp_clause_if): Likewise.
(cp_parser_omp_clause_num_threads): Likewise.
(cp_parser_omp_clause_num_tasks): Likewise.
(cp_parser_omp_clause_grainsize): Likewise.
(cp_parser_omp_clause_priority): Likewise.
(cp_parser_omp_clause_hint): Likewise.
(cp_parser_omp_clause_defaultmap): Likewise.
(cp_parser_omp_clause_ordered): Likewise.
(cp_parser_omp_clause_schedule): Likewise.
(cp_parser_omp_clause_num_teams): Likewise.
(cp_parser_omp_clause_thread_limit): Likewise.
(cp_parser_omp_clause_aligned): Likewise.
(cp_parser_omp_clause_linear): Likewise.
(cp_parser_omp_clause_safelen): Likewise.
(cp_parser_omp_clause_simdlen): Likewise.
(cp_parser_omp_clause_depend): Likewise.
(cp_parser_omp_clause_device): Likewise.
(cp_parser_omp_clause_dist_schedule): Likewise.
(cp_parser_oacc_clause_async): Likewise.
(cp_parser_omp_critical): Likewise.
(cp_parser_omp_for_loop): Likewise.
(cp_parser_omp_sections_scope): Likewise.
(cp_parser_omp_declare_reduction_exprs): Likewise.
Update for new param to cp_parser_required_error.
(cp_parser_oacc_routine): Likewise.
(cp_parser_transaction_expression): Likewise.
(cp_parser_cilk_simd_vectorlength): Likewise.
2017-08-09 Jason Merrill <jason@redhat.com>
PR c++/81525 - wrong constant value with generic lambda
* pt.c (tsubst_decl) [VAR_DECL]: Avoid clobbering auto.
(tsubst_copy) [VAR_DECL]: Handle auto.
PR c++/81359 - Unparsed NSDMI error from SFINAE context.
* init.c (get_nsdmi): Add complain parm.
* typeck2.c (digest_nsdmi_init): Add complain parm.
(process_init_constructor_record): Pass complain to get_nsdmi.
* pt.c (maybe_instantiate_noexcept): Add complain parm, return bool.
* method.c (get_defaulted_eh_spec): Add complain parm. Pass it into
synthesized_method_walk.
(synthesized_method_walk): Adjust.
(walk_field_subobs): Pass complain to get_nsdmi.
(defaulted_late_check): Skip other checks if deleted.
* decl2.c (mark_used): Pass complain to maybe_instantiate_noexcept.
* call.c (build_aggr_conv): Pass complain to get_nsdmi.
* parser.c (defarg_location): New.
* error.c (location_of): Use it.
2017-08-09 Marek Polacek <polacek@redhat.com>
* parser.c (cp_parser_perform_range_for_lookup): Use false instead of 0.
* typeck.c (build_binary_op): Change the type of a parameter to bool.
(cp_truthvalue_conversion): Use true instead of 1.
2017-08-08 Marek Polacek <polacek@redhat.com>
PR c++/81607
* cp-gimplify.c (cp_fold): If folding exposed a branch of
a COND_EXPR, convert it to the original type of the COND_EXPR, if
they differ.
2017-08-08 Martin Liska <mliska@suse.cz>
* call.c: Include header files.
* cp-gimplify.c: Likewise.
* cp-ubsan.c: Likewise.
* cvt.c: Likewise.
* init.c: Likewise.
* search.c: Likewise.
* semantics.c: Likewise.
* typeck.c: Likewise.
2017-08-07 Martin Liska <mliska@suse.cz>
* parser.c (cp_parser_gnu_attribute_list): Canonicalize name of an
attribute.
(cp_parser_std_attribute): Likewise.
* tree.c: Add new include.
2017-08-04 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/79790
* pt.c (do_class_deduction): Handle the case of no viable implicit
deduction guides; simplify the code generating implicit deduction
guides.
2017-08-03 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/71440
* typeck.c (build_x_unary_op): Avoid pretty-printing constructor /
destructor as expressions.
2017-08-02 Jakub Jelinek <jakub@redhat.com>
PR c++/81640
* call.c (build_user_type_conversion_1): Only call
lookup_fnfields_slot if totype is CLASS_TYPE_P.
2017-07-31 Jason Merrill <jason@redhat.com>
* decl.c (declare_global_var): Set DECL_CONTEXT.
2017-07-31 Jan Hubicka <hubicka@ucw.cz>
Martin Liska <mliska@suse.cz>
* pt.c (tsubst_copy): Copy PREDICT_EXPR.
* semantics.c (finish_goto_stmt): Build gimple predict
stament.
* constexpr.c (potential_constant_expression_1): Handle
PREDICT_EXPR.
2017-07-31 Martin Liska <mliska@suse.cz>
PR sanitize/81530
* cp-gimplify.c (cp_genericize): Guard condition with flag_sanitize_p
also with current_function_decl non-null equality.
* cp-ubsan.c (cp_ubsan_instrument_vptr_p): Likewise.
* decl.c (compute_array_index_type): Likewise.
* init.c (finish_length_check): Likewise.
* typeck.c (cp_build_binary_op): Likewise.
2017-07-29 Jakub Jelinek <jakub@redhat.com>
* cp-objcp-common.c (cp_decl_dwarf_attribute): Handle
DW_AT_export_symbols.
* name-lookup.c (emit_debug_info_using_namespace): Add IMPLICIT
argument, pass it through to the debug hook.
(finish_namespace_using_directive): Adjust
emit_debug_info_using_namespace caller.
(push_namespace): Likewise. Call it after setting
DECL_NAMESPACE_INLINE_P.
(cp_emit_debug_info_for_using): Pass false as new argument to
the imported_module_or_decl debug hook.
2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* lex.c (copy_decl): Adjust.
(copy_type): Likewise.
2017-07-26 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/71570
* lambda.c (add_capture): Early return if we cannot capture by
reference.
2017-07-26 Jason Merrill <jason@redhat.com>
P0702R1 - List deduction of vector.
* pt.c (do_class_deduction): Special-case deduction from a single
element of related type.
2017-07-26 Leonid Koppel <lkoppel@uwaterloo.ca>
PR c++/67054 - Inherited ctor with non-default-constructible members
* method.c (walk_field_subobs) Consider member initializers (NSDMIs)
when deducing an inheriting constructor.
2017-07-21 Nathan Sidwell <nathan@acm.org>
* search.c (lookup_conversion_operator): Return overloads.
(lookup_fnfields_idx_nolazy): Absorb into ...
(lookup_fnfields_slot_nolaxy): ... here.
(lookup_fnfields_1): Absorb into ...
(lookup_fnfields_slot): ... here.
Remove special CDtor METHOD_VEC slots.
* cp-tree.h (CLASSTYPE_CONSTRUCTOR_SLOT,
CLASSTYPE_DESTRUCTOR_SLOT): Delete.
(CLASSTYPE_CONSTRUCTORS): Use lookup_fnfields_slot_nolazy.
(CLASSTYPE_DESTRUCTOR): Likewise.
* class (add_method): Don't use special cdtor slots.
* search.c (lookup_fnfields_idx_nolazy): Likewise.
(look_for_overrides_here): Use lookup_fnfields_slot.
* semantics (classtype_has_nothrow_assign_or_copy_p): Likewise.
* call.c (add_candidates): Move decls to initialization. Don't
use !!.
2017-07-20 Nathan Sidwell <nathan@acm.org>
Remove TYPE_METHODS.
* class.c (maybe_warn_about_overly_private_class,
finish_struct_methods, one_inheriting_sig, count_fields,
add_fields_to_record_type, check_field_decls, check_methods,
clone_function_decl, set_method_tm_attributes,
finalize_literal_type_property, check_bases_and_members,
create_vtable_ptr, determine_key_method,
unreverse_member_declarations, finish_struct,
add_vcall_offset_vtbl_entries_1): Member fns are on TYPE_FIELDS.
* decl.c (fixup_anonymous_aggr): Likewise.
* decl2.c (reset_type_linkage_2): Likewise.
* method.c (after_nsdmi_defaulted_late_checks,
lazily_declare_fn): Likewise.
* optimize.c (maybe_thunk_body, maybe_clone_body): Likewise.
* pt.c (instantiate_class_template_1, tsubst_expr,
do_type_instantiation, instantiate_pending_templates): Likewise.
* search.c (lookup_field_1): Likewise.
* semantics.c (finish_member_declaration,
finish_omp_declare_simd_methods): Likewise.
2017-07-19 Nathan Sidwell <nathan@acm.org>
* class.c (add_implicitly_declared_members): Use
classtype_has_move_assign_or_move_ctor_p.
(classtype_has_move_assign_or_move_ctor,
classtype_has_user_move_assign_or_move_ctor_p): Merge into ...
(classtype_has_move_assign_or_move_ctor_p): ... this new function.
* cp-tree.h (classtype_has_user_move_assign_or_move_ctor_p):
Replace with ...
(classtype_has_move_assign_or_move_ctor_p): ... this.
* method.c (maybe_explain_implicit_delete, lazily_declare_fn): Adjust.
* tree.c (type_has_nontrivial_copy_init): Adjust.
* cp-tree.h (PACK_EXPANSION_PARAMETER_PACKS,
PACK_EXPANSION_EXTRA_ARGS): Use TYPE_{MIN,MAX}_VALUE_RAW.
2017-07-18 Nathan Sidwell <nathan@acm.org>
* cp-array-notation.c (build_array_notation_ref): Use
TYPE_{MIN,MAX}_VALUE.
* class.c (classtype_has_move_assign_or_move_ctor): Declare.
(add_implicitly_declared_members): Use it.
(type_has_move_constructor, type_has_move_assign): Merge into ...
(classtype_has_move_assign_or_move_ctor): ... this new function.
* cp-tree.h (type_has_move_constructor, type_has_move_assign): Delete.
2017-07-17 Volker Reichelt <v.reichelt@netcologne.de>
* parser.c (cp_parser_decl_specifier_seq): Add fix-it hints for
friend outside class and obsolete auto as storage-class-specifier.
2017-07-17 Nathan Sidwell <nathan@acm.org>
* class.c (maybe_warn_about_overly_private_class): Ignore public
copy ctors.
* class.c (type_has_user_declared_move_constructor,
type_has_user_declared_move_assign): Combine into ...
(classtype_has_user_move_assign_or_move_ctor_p): ... this new function.
* cp-tree.h (type_has_user_declared_move_constructor,
type_has_user_declared_move_assign): Combine into ...
(classtype_has_user_move_assign_or_move_ctor_p): ... this. Declare.
* method.c (maybe_explain_implicit_delete): Use it.
(lazily_declare_fn): Use it.
* tree.c (type_has_nontrivial_copy_init): Use it.
* semantics.c (classtype_has_nothrow_assign_or_copy_p): Clarify
semantics, simplify implementation.
2017-07-16 Volker Reichelt <v.reichelt@netcologne.de>
* parser.c (cp_parser_cast_expression): Use %q#T instead of %qT
in old-style cast diagnostic.
* typeck.c (maybe_warn_about_useless_cast): Use %q#T instead of %qT
in useless cast diagnostic.
* error.c (type_to_string): Remove enum special handling.
2017-07-14 David Malcolm <dmalcolm@redhat.com>
* name-lookup.c (get_std_name_hint): Add '<' and '>' around
the header names.
(maybe_suggest_missing_header): Update for addition of '<' and '>'
to above. Provide a fix-it hint.
* pt.c: Include "gcc-rich-location.h"
(listify): Attempt to add fix-it hint for missing
#include <initializer_list>.
* rtti.c: Include "gcc-rich-location.h".
(typeid_ok_p): Attempt to add fix-it hint for missing
#include <typeinfo>.
2017-07-12 Jason Merrill <jason@redhat.com>
P0512R0 - Deduction from an initializer list.
* pt.c (do_class_deduction): Do list deduction in two phases.
2017-07-12 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (DECL_CONSTRUCTOR_P, DECL_MAYBE_IN_CHARGE_CONSTRUCTOR,
DECL_DESTRUCTOR_P, DECL_MAYBE_IN_CHARGE_DESTRCTOR): Look at
identifier flags.
* decl.c (grokfndecl): Set DECL_CXX_CONSTRUCTOR and
DECL_CXX_DESTRUCTOR explicitly.
* decl2.c (grokclassfn): Likewise.
* friend.c (do_friend): Likewise.
* method.c (make_thunk, make_alias_for,
implicitly_declare_fn): Likewise.
2017-07-11 Jason Merrill <jason@redhat.com>
Core DR 393
* decl.c (grokparms): Downgrade error about array of unknown bound
to pedwarn and disable it for C++17.
2017-07-11 Nathan Sidwell <nathan@acm.org>
* decl2.c (reset_type_linkage_2): Dont't change ctor name.
2017-07-10 Martin Sebor <msebor@redhat.com>
* cp-tree.h (cp_operator_id, cp_assignment_operator_id): Document.
2017-07-06 Jason Merrill <jason@redhat.com>
PR c++/81204 - parse error with dependent template-name
* parser.c (cp_parser_lookup_name): Revert previous change.
2017-07-06 David Malcolm <dmalcolm@redhat.com>
* cp-lang.c (LANG_HOOKS_RUN_LANG_SELFTESTS): Define as
selftest::run_cp_tests.
(selftest::run_cp_tests): New function.
* cp-tree.h (selftest::run_cp_tests): New decl.
2017-07-04 Jakub Jelinek <jakub@redhat.com>
* parser.c (cp_parser_decomposition_declaration): Replace
decomposition declaration with structured binding in diagnostics.
* decl.c (cp_finish_decomp): Likewise.
(grokdeclarator): Likewise.
PR c++/81258
* parser.c (cp_parser_decomposition_declaration): Diagnose invalid
forms of structured binding initializers.
2017-07-03 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/65775
* decl.c (grokdeclarator): Move checks on function return type after
the splice_late_return_type call; if declspecs->locations[ds_type_spec]
is UNKNOWN_LOCATION fall back to input_location.
2017-07-03 David Malcolm <dmalcolm@redhat.com>
* parser.c (enum required_token): Fix spelling of
RT_INTERATION to RT_ITERATION.
(cp_parser_iteration_statement): Likewise.
(cp_parser_required_error): Likewise.
2017-06-30 Jason Merrill <jason@redhat.com>
PR c++/81257 - ICE with invalid ::template.
PR c++/54769 - wrong lookup of dependent template-name.
* parser.c (cp_parser_template_name): Revert part of last change.
2017-06-30 Nathan Sidwell <nathan@acm.org>
* config-lang.in (gtfiles): Add cp/lex.c.
* cp-tree.h (mangle_convop_name_for_type): Rename ...
(make_conv_op_name): ... here. Move to lex.
* lambda.c (maybe_add_lambda_conv_op): Update.
* parser.c (cp_parser_conversion_function_id): Update.
* pt.c (tsubst_decl, tsubst_baselink, tsubst_copy,
tsubst_copy_and_build): Update.
* semantics.c (apply_deduced_return_type): Update.
* mangle.c (conv_type_hasher, conv_type_names,
mangle_conv_op_name_for_type): Move to ...
* lex.c (conv_type_hasher, conv_type_names, make_convop_name):
... here. Rename.
2017-06-30 David Malcolm <dmalcolm@redhat.com>
PR c++/80014
* parser.c (cp_parser_postfix_expression): Construct a location
for typeid expressions.
2017-06-30 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (lookup_fnfields_1, class_method_index_for_fn): Don't
declare.
(lookup_all_conversions): Declare.
* class.c (get_basefndecls): Use lookup_fnfields_slot.
* decl.c (register_dtor_fn): Use lookup_fnfields_slot.
* decl2.c (check_class_fn): Use lookup_fnfields_slot. Rework
diagnostics.
* pt.c (retrieve_specialization): Use lookup_fnfields_slot.
(check_explicit_specialization): Use lookup_fnfields_slot_nolazy,
lookup_all_conversions.
* search.c (lookup_fnfields_1): Make static.
(lookup_all_conversions): New.
(class_method_index_for_fn): Delete.
* semantics.c (classtype_has_nothrow_assign_or_copy_p): Use
lookup_fnfields_slot.
* call.c (build_new_method_call_1): Use constructo_name to get
ctor name. Move argument processing earlier to merge cdtor
handling blocks.
* decl.c (grokfndecl): Cdtors have special names.
* method.c (implicitly_declare_fn): Likewise. Simplify flag setting.
* pt.c (check_explicit_specialization): Cdtor name is already
special.
* search.c (class_method_index_for_fn): Likewise.
PR c++/81229
* name-lookup.c (do_pushdecl): Reset IDENTIFIER_TYPE when finding
a matching TYPE_DECL.
2017-06-29 Paolo Carlini <paolo.carlini@oracle.com>
* class.c (add_method): Change pair of errors to error + inform.
(handle_using_decl): Likewise.
2017-06-29 Jason Merrill <jason@redhat.com>
* constexpr.c, error.c, tree.c: Remove WITH_CLEANUP_EXPR handling.
PR c++/81180 - ICE with C++17 deduction of member class template.
* pt.c (build_deduction_guide): Correct member template handling.
PR c++/81188 - matching decltype of member function call.
* tree.c (cp_tree_equal): Remove COMPONENT_REF special case.
2017-06-29 Nathan Sidwell <nathan@acm.org>
PR c++/81247
* parser.c (cp_parser_namespace_definition): Immediately close the
namespace if there's no open-brace.
* name-lookup.c (do_pushdecl): Reset OLD when pushing into new
namespace.
2017-06-29 Jason Merrill <jason@redhat.com>
PR c++/81164 - ICE with invalid inherited constructor.
* search.c (binfo_direct_p): New.
* name-lookup.c (do_class_using_decl): Use it.
2017-06-29 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (THIS_NAME, IN_CHARGE_NAME, VTBL_PTR_TYPE,
VTABLE_DELTA_NAME, VTABLE_PFN_NAME): Delete.
* decl.c (initialize_predefined_identifiers): Name cdtor special
names consistently. Use literals for above deleted defines.
(cxx_init_decl_processing): Use literal for vtbl_ptr_type name,
* lex.c (maybe_add_lang_type_raw): Exit early, rather than use a
flag.
* call.c (check_dtor_name): Use constructor_name for enums too.
(build_new_method_call_1): Use constructor_name for cdtors and
show ~ for dtor.
* class.c (build_self_reference): Use TYPE_NAME to get name of
self reference.
* name-lookup (constructor_name): Use DECL_NAME directly.
(constructor_name_p): Reimplement.
(push_class_level_binding_1): Use TYPE_NAME directly.
* class.c (finish_struct): Use OVL_P.
(get_vfield_name): Measure constructor_name length.
* cp-tree.h (SET_CLASS_TYPE_P): Add RECORD_OR_UNION_CHECK.
(NON_UNION_CLASS_TYPE_P): Check RECORD_TYPE up front.
* cxx-pretty-print.c (is_destructor_name): Delete.
(pp_cxx_unqualified_id): Remove bogus destructor name checking.
* decl.c (grokfndecl): Move cheap checks first when looking for
implicit extern cness.
* parser.c (cp_parser_direct_declarator): Reorder if to avoid
indentation. Remove unnecessary assignment of constructor name.
Whitespace cleanups.
* call.c (name_as_c_string): Move CONST_CAST to return.
(build_new_method_call_1): Remove unneeded bracing.
* class.c (include_empty_classes): Unbreak line.
* constraint.cc (tsubst_check_constraint): Add space.
* cp-tree.h (lang_decl_ns): Add comment.
(PTRMEM_CST_MEMBER): Break line.
* decl.c (grokfndecl): Add blank lines. Unbreak some others.
(grokdeclarator): Remove lines, move declaration to first use.
* decl2.c (decl_needed_p): Fix indentation.
(c_parse_final_cleanups): Remove blank line.
* method.c (implicitly_declare_fn): Move declaration to first use.
* search.c (current_scope): Add blank lines.
2017-06-28 Jason Merrill <jason@redhat.com>
PR c++/72764 - ICE with invalid template typename.
* decl.c (build_typename_type): No longer static.
* tree.c (strip_typedefs): Use it instead of make_typename_type.
PR c++/69300 - ICE with self-referential noexcept
* pt.c (maybe_instantiate_noexcept): Check for recursion.
PR c++/61022 - error with variadic template template parm
* pt.c (convert_template_argument): Keep the TYPE_PACK_EXPANSION.
PR c++/72801 - ICE with variadic partial specialization
* pt.c (unify_pack_expansion): Use PACK_EXPANSION_EXTRA_ARGS.
PR c++/55639 - partial specialization with ::template
* parser.c (cp_parser_class_head): Handle ::template.
PR c++/45976 - error with ::template in declarator.
* pt.c (resolve_typename_type): Fix TEMPLATE_ID_EXPR handling.
PR c++/54769 - wrong lookup of dependent template-name.
* parser.c (cp_parser_template_name): Handle dependent object type.
(cp_parser_nested_name_specifier_opt): Make template_keyword_p a
parameter.
(cp_parser_id_expression): Pass it.
(cp_parser_diagnose_invalid_type_name): Handle TEMPLATE_ID_EXPR.
* parser.c (cp_parser_template_id): Use the range location on the
TEMPLATE_ID_EXPR.
PR c++/81204 - parse error with dependent template-name
* parser.c (cp_parser_lookup_name): Disqualify function templates
after lookup.
2017-06-27 Nathan Sidwell <nathan@acm.org>
* pt.c (tsubst_decl <FUNCTION_DECL>): Move var decls to
initialization point. Don't unnecessarily check for ctor name.
* cp-tree.h (CLASSTYPE_DESTRUCTORS): Rename to ...
(CLASSTYPE_DESTRUCTOR): ... this.
* class.c (accessible_nvdtor_p,
maybe_warn_about_overly_private_class,
add_implicitly_declared_members,
clone_constructors_and_destructors, type_has_virtual_destructor):
Adjust for CLASSTYPE_DESTRUCTOR.
(deduce_noexcept_on_destructors): Absorb into ...
(check_bases_and_members): ... here.
* except.c (dtor_nothrow): Adjust for CLASSTYPE_DESTRUCTOR.
* init.c (build_delete): Likewise.
* parser.c (cp_parser_lookup_name): Likewise.
* pt.c (check_explicit_specialization): Likewise.
* rtti.c (emit_support_tinfos): Likewise.
* search.c (lookup_fnfields_idx_nolazy): Likewise.
Kill IDENTIFIER_TEMPLATE.
* cp-tree.h (lang_identifier): Remove class_template_info field.
(IDENTIFIER_TEMPLATE): Delete.
* name-lookup.c (constructor_name_full): Subsume into ...
(constructor_name): ... here. Don't check IDENTIFIER_TEMPLATE.
(constructor_name_p): Likewise.
* mangle.c (write_source_name): Likewise.
* ptree.c (cxx_print_identifier): Likewise.
2017-06-27 Marek Polacek <polacek@redhat.com>
PR bootstrap/81216
* parser.c (cp_parser_already_scoped_statement): Initialize
LOC_AFTER_LABELS.
2017-06-26 Jason Merrill <jason@redhat.com>
PR c++/81215 - deduction failure with variadic TTP.
* pt.c (unify_bound_ttp_args): Restore old logic for C++14 and down.
2017-06-26 Martin Sebor <msebor@redhat.com>
PR c++/81169
* call.c (maybe_warn_class_memaccess): Preserve explicit conversions
to detect casting away cv-qualifiers.
2017-06-26 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (lang_decl_fn): Remove assignment_operator_p field.
(DECL_COMPLETE_CONSTRUCTOR_P): Directly compare
identifier.
(DECL_BASE_CONSTRUCTOR_P, DECL_COMPLETE_DESTRUCTOR_P,
DECL_BASE_DESTRUCTOR_P, DECL_DELETING_DESTRUCTOR_P): Likewise.
(DECL_ASSIGNMENT_OPERATOR_P): Use IDENTIFIER_ASSIGN_OP_P.
* decl.c (grok_op_properties): Adjust identifier checking.
* init.c (expand_default_init): Adjust identifier descision.
* method.c (implicitly_declare_fn): Don't use
DECL_ASSIGNMENT_OPERATOR_P.
* search.c (lookup_fnfields_1): Use IDENTIFIER_CTOR_P,
IDENTIFIER_DTOR_P.
* call.c (in_charge_arg_for_name): Reimplement.
(build_special_member_call): Use IDENTIFIER_CDTOR_P,
IDENTIFIER_DTOR_P.
2017-06-26 Marek Polacek <polacek@redhat.com>
PR c/80116
* parser.c (cp_parser_statement): Add a default argument. Save the
location of the expression-statement after labels have been parsed.
(cp_parser_implicitly_scoped_statement): Set the location of the
body of the conditional after parsing all the labels. Call
warn_for_multistatement_macros.
(cp_parser_already_scoped_statement): Likewise.
2017-06-24 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/62315
* parser.c (cp_parser_diagnose_invalid_type_name): Don't print
'typename' in error messages about missing 'typename'.
2017-06-23 Jason Merrill <jason@redhat.com>
PR c++/79056 - C++17 ICE with invalid template syntax.
* parser.c (cp_parser_simple_type_specifier): Don't assume that type
is a TYPE_DECL.
(cp_parser_check_for_invalid_template_id): Handle TYPE_DECL.
* pt.c (template_placeholder_p): New.
* cp-tree.h: Declare it.
2017-06-23 Marc Glisse <marc.glisse@inria.fr>
* decl.c (duplicate_decls): Use builtin_structptr_types.
2017-06-22 Nathan Sidwell <nathan@acm.org>
Reorder IDENTIFIER flags
gcc/cp/
* cp-tree.h (enum cp_identifier_kind): New.
(IDENTIFIER_KIND_BIT_0, IDENTIFIER_KIND_BIT_1,
IDENTIFIER_KIND_BIT_2): New.
(IDENTIFIER_MARKED): Move to TREE_LANG_FLAG_4.
(IDENTIFIER_VIRTUAL_P, IDENTIFIER_REPO_CHOSEN): Add IDENTIFIER_CHECK.
(C_IS_RESERVED_WORD): Replace with ...
(IDENTIFIER_KEYWORD_P): ... this.
(IDENTIFIER_CTOR_OR_DTOR_P): Replace with ...
(IDENTIFIER_CDTOR_P): ... this.
(IDENTIFIER_CTOR_P, IDENTIFIER_DTOR_P): New.
(IDENTIFIER_OPNAME_P): Replace with ...
(IDENTIFIER_ANY_OP_P): ... this.
(IDENTIFIER_ASSIGN_OP_P): New.
(IDENTIFIER_TYPENAME_P): Replace with ...
(IDENTIFIER_CONV_OP_P): ... this.
(NEW_DELETE_OPNAME_P): Replace with ...
(IDENTIFIER_NEWDEL_OP_P): ... this.
(DECL_CONV_FN_P, DECL_OVERLOADED_OPERATOR_P): Adjust.
(get_identifier_kind_name, set_identifier_kind): Declare.
* lex.c (get_identifier_kind_name, set_identifier_kind): New.
(init_operators): Adjust to avoid keywords, use
set_identifier_kind. Copy TYPE_EXPR slot.
(init_reswords): Call set_identifier_kind.
(unqualified_name_lookup_error): Adjust.
* operators.def (TYPE_EXPR): Remove.
* decl.c (struct predefined_identifier): Move into ...
(initialize_predefined_identifiers): ... here. Call
set_identifier_kind.
(grokfndecl, check_var_type, grokdeclarator): Adjust.
(grok_op_properties): Use IDENTIFIER_ANY_ASSIGN_OP to halve search
space. Adjust.
* call.c (name_as_c_string): Adjust.
(build_new_method_call_1): Likewise.
* cp-cilkplus.c (is_conversion_operator_function_decl_p): Likewise.
* cxx-pretty-print.c (pp_cxx_unqualified_id): Adjust.
* dump.c (cp_dump_tree): Adjust.
* error.c (dump_decl_name): Adjust.
* mangle.c (write_unqualified_id, write_member_name,
write_expression): Adjust.
(mangle_conv_op_name_for_type): Use set_identifier_kind.
* name-lookup.c (do_class_using_decl): Adjust.
(lookup_name_fuzzy, lookup_name_real_1): Likewise.
* parser.c (cp_lexer_get_preprocessor_token,
cp_parser_direct_declarator): Likewise.
* pt.c (push_template_decl_real, tsubst_decl, tsubst_baselink,
tsubst_copy, tsubst_copy_and_build): Adjust.
* ptree.c (cxx_print_identifier): Print identifier kind.
* search.c (lookup_field_r, lookup_member,
lookup_fnfields_idx_nolazy): Adjust.
* semantics.c (finish_id_expression): Adjust..
* typeck.c (cp_build_addr_expr_1): Adjust.
2017-06-21 Jakub Jelinek <jakub@redhat.com>
PR c++/81154
* semantics.c (handle_omp_array_sections_1, finish_omp_clauses):
Complain about t not being a variable if t is OVERLOAD even
when processing_template_decl.
2017-06-21 David Malcolm <dmalcolm@redhat.com>
* parser.c (get_cast_suggestion): New function.
(maybe_add_cast_fixit): New function.
(cp_parser_cast_expression): Capture the location of the closing
parenthesis. Call maybe_add_cast_fixit when emitting warnings
about old-style casts.
2017-06-20 Jason Merrill <jason@redhat.com>
PR c++/80972 - C++17 ICE with attribute packed.
* call.c (build_over_call): Allow a TARGET_EXPR from reference
binding.
2017-06-20 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (CPTI_NELTS_IDENTIFIER): Delete.
(nelts_identifier): Delete.
* decl.c (initialize_predefined_identifiers): Remove nelts.
PR c++/67074 - namespace aliases
* decl.c (duplicate_decls): Don't error here on mismatched
namespace alias.
* name-lookup.c (name_lookup::add_value): Matching namespaces are
not ambiguous.
(diagnose_name_conflict): Namespaces are never redeclarations.
(update_binding): An alias can match a real namespace.
2017-06-19 Jason Merrill <jason@redhat.com>
PR c++/80562 - ICE with constexpr if.
* semantics.c (finish_if_stmt_cond): Call
instantiate_non_dependent_expr.
PR c++/80829 - ICE with constexpr copy of base subobject.
* constexpr.c (clear_no_implicit_zero): New.
(cxx_eval_call_expression): Call it.
2017-06-19 Nathan Sidwell <nathan@acm.org>
PR c++/81124
PR c++/79766
* name-lookup.c (set_decl_namespace): Don't follow using
directives and ignore using decls. Only check overly-explicit
scope after discovering decl.
2017-06-19 Jason Merrill <jason@redhat.com>
PR c++/81073 - constexpr and static var in statement-expression.
* typeck2.c (store_init_value): Always call
require_potential_constant_expression.
* pt.c (convert_nontype_argument): Likewise.
* constexpr.c (potential_constant_expression_1): Adjust message.
Use decl_maybe_constant_var_p instead of decl_constant_var_p.
* decl2.c (decl_maybe_constant_var_p): Consider initializer.
2017-06-19 Nathan Sidwell <nathan@acm.org>
* pt.c (coerce_template_parms): Fix indentation.
(tsubst_decl): Remove repeated SET_DECL_RTL. Move VAR_P handling
in to single block.
PR c++/81119
* name-lookup.c (update_binding): Only warn about constructors
hidden by functions.
2017-06-17 Jason Merrill <jason@redhat.com>
PR c++/60063 - -Wunused-local-typedefs and templates.
* decl2.c (is_late_template_attribute): Return false for "used".
PR c++/70844 - -Wuseless-cast and inheriting constructor.
* method.c (forward_parm): Suppress warn_useless_cast.
2017-06-16 Jason Merrill <jason@redhat.com>
PR c++/81045 - Wrong type-dependence with auto return type.
* pt.c (type_dependent_expression_p): An undeduced auto outside the
template isn't dependent.
* call.c (build_over_call): Instantiate undeduced auto even in a
template.
PR c++/80465 - ICE with generic lambda with noexcept-specifier.
* lambda.c (maybe_add_lambda_conv_op): Keep processing_template_decl
set longer for a generic lambda.
PR c++/80614 - Wrong mangling for C++17 noexcept type
* mangle.c (write_type): Put the eh spec back on the function type.
PR c++/81102 - Wrong error with partial specialization.
* pt.c (unify) [TEMPLATE_PARM_INDEX]: Strip reference when comparing
types. Do type deduction later.
PR c++/81074 - ICE with partial specialization of member template.
PR c++/71747
* pt.c (get_partial_spec_bindings): Only coerce innermost args.
PR c++/80831 - ICE with -fsyntax-only.
* decl2.c (c_parse_final_cleanups): Use cgraph_node::get_create.
PR c++/80639 - ICE with invalid PMF initialization.
PR c++/80043 - ICE with -fpermissive
* typeck.c (convert_for_assignment): Recurse when instantiate_type
returns without an error.
2017-06-16 Nathan Sidwell <nathan@acm.org>
* pt.c (tsubst_baselink): Fix & clarify formatting.
* cp-tree.h (build_this_parm, cp_build_parm_decl,
build_artificial_parm): Add FN parm.
* decl.c (start_cleanup_fn): Adjust.
(build_this_parm): Add FN parm, pass it through.
(grokfndecl): Adjust parm building.
* decl2.c (cp_build_parm_decl): Add FN parm, set context.
(build_artificial_parm): Add FN parm, pass through.
(maybe_retrofit_in_chrg): Adjust parm building.
(start_static_storage_duration_function): Likwise.
* lambda.c (maybe_aadd_lambda_conv_op): Likewise.
* method.c (implicitly_declare_fn): Likewise.
* parser.c (inject_this_parameter): Likewise.
Symbol tables are insert only.
* cp-tree.h (default_hash_traits <lang_identifier *>): Don't
derive from pointer_hash. Make undeletable.
* class.c (resort_type_method_vec): Avoid potential unsigned
overflow.
Don't defer noexcept_deferred_spec.
* cp-tree.h (unevaluated_noexcept_spec): Don't declare.
* decl.c (cxx_init_decl_processing): Initialize
noexcept_deferred_spec.
* except.c (unevaluated_noexcept_spec): Delete.
* class.c (deduce_noexcept_on_destructor): Use
noexcept_deferred_spec directly.
* method.c (implicitly_declare_fn): Likewise.
Make keyed_classes a vector.
* cp-tree.h (CPTI_KEYED_CLASSES, keyed_classes): Delete.
(keyed_classes): Declare as vector.
* decl.c (keyed_classes): Define.
(cxx_init_decl_processing): Allocate it.
(record_key_method_defined): Use vec_safe_push.
* class.c (finish_struct_1): Likewise.
* pt.c (instantiate_class_template_1): Likewise.
* decl2.c (c_parse_final_cleanups): Reverse iterate keyed_classes.
Make rtti lazier
* rtti.c (enum tinfo_kind): Add TK_DERIVED_TYPES,
TK_VMI_CLASS_TYPES, TK_MAX. Delete TK_FIXED.
(tinfo_names): New.
(typeid_ok_p): Add quotes to error messages. Use get_tinfo_desc.
(get_tinfo_decl): Use get_tinfo_desc.
(get_pseudo_ti_init): Likewise. Adjust VMI construction.
(create_pseudo_type_info): Delete.
(get_pseudo_ti_index): Just determine the index.
(get_tinfo_desc): New. Create all types lazily.
(create_tinfo_types): Just allocate the descriptor array.
(emit_support_tinfos): Use non-inserting type lookup. Set builtin
location.
2017-06-15 Martin Sebor <msebor@redhat.com>
PR c++/80560
* call.c (first_non_public_field, maybe_warn_class_memaccess): New
functions.
(has_trivial_copy_assign_p, has_trivial_copy_p): Ditto.
(build_cxx_call): Call maybe_warn_class_memaccess.
2017-06-14 Jakub Jelinek <jakub@redhat.com>
* cp-gimplify.c (cp_genericize_r): Turn most of the function
into a switch (TREE_CODE (stmt)) statement from long else if
sequence.
2017-06-13 Jakub Jelinek <jakub@redhat.com>
PR c++/80973
* cp-gimplify.c (cp_genericize_r): Don't instrument MEM_REF second
argument even if it has REFERENCE_TYPE.
PR c++/80984
* cp-gimplify.c (cp_genericize): Only look for VAR_DECLs in
BLOCK_VARS (outer) chain.
(cxx_omp_const_qual_no_mutable): Likewise.
2017-06-13 Martin Liska <mliska@suse.cz>
PR sanitize/78204
* class.c (build_base_path): Use sanitize_flags_p.
* cp-gimplify.c (cp_genericize_r): Likewise.
(cp_genericize_tree): Likewise.
(cp_genericize): Likewise.
* cp-ubsan.c (cp_ubsan_instrument_vptr_p): Likewise.
* decl.c (compute_array_index_type): Likewise.
(start_preparsed_function): Likewise.
* decl2.c (one_static_initialization_or_destruction): Likewise.
* init.c (finish_length_check): Likewise.
* lambda.c (maybe_add_lambda_conv_op): Likewise.
* typeck.c (cp_build_binary_op): Likewise.
(build_static_cast_1): Likewise.
2017-06-11 Jason Merrill <jason@redhat.com>
* error.c (dump_expr): Use is_this_parameter.
* cp-tree.h, decl2.c, mangle.c, parser.c, pt.c, semantics.c: Use
id_equal.
2017-06-09 Jason Merrill <jason@redhat.com>
Missing bits from N4268, constant evaluation for all non-type args.
* call.c (build_converted_constant_expr): Rename from
build_integral_nontype_arg_conv, handle all types.
* pt.c (convert_nontype_argument): In C++17 call it for all types.
Move NOP stripping inside pointer case, don't strip ADDR_EXPR.
* cvt.c (strip_fnptr_conv): Also strip conversions to the same type.
Overhaul pointer-to-member conversion and template argument handling.
* call.c (standard_conversion): Avoid creating ck_pmem when the
class type is the same.
* cvt.c (can_convert_qual): Split from
perform_qualification_conversions.
* constexpr.c (cxx_eval_constant_expression): Check it.
* typeck.c (convert_ptrmem): Only cplus_expand_constant if
adjustment is necessary.
* pt.c (check_valid_ptrmem_cst_expr): Compare class types.
(convert_nontype_argument): Avoid redundant error.
* call.c (convert_like_real): Remove "inner" parameter.
Don't replace a constant with its value.
* cp-gimplify.c (cp_fully_fold): Use cp_fold_rvalue.
* pt.c (convert_nontype_argument): Check NULLPTR_TYPE_P rather than
nullptr_node.
* parser.c (cp_parser_constant_expression): Check
potential_rvalue_constant_expression after decay_conversion.
* pt.c (convert_nontype_argument): Don't require linkage in C++17.
PR c++/80384 - ICE with dependent noexcept-specifier
* pt.c (dependent_type_p_r) [FUNCTION_TYPE]: Check for dependent
noexcept-specifier.
* constexpr.c (potential_constant_expression_1): Allow 'this' capture.
2017-06-09 Jan Hubicka <hubicka@ucw.cz>
* class.c (build_vtbl_initializer): Mark dvirt_fn as cold.
* decl.c (cxx_init_decl_processing, push_throw_library_fn): Likewise.
(excpet.c): Mark terminate as cold.
2017-06-08 Jakub Jelinek <jakub@redhat.com>
PR c/81006
* semantics.c (handle_omp_array_sections_1): Convert TYPE_MAX_VALUE
to sizetype before size_binop.
PR c++/81011
* cp-gimplify.c (cxx_omp_finish_clause): When changing clause
to OMP_CLAUSE_SHARED, also clear OMP_CLAUSE_SHARED_FIRSTPRIVATE
and OMP_CLAUSE_SHARED_READONLY flags.
2017-06-08 Jan Hubicka <hubicka@ucw.cz>
* cp-tree.h (lang_check_failed): Annotate by ATTRIBUTE_COLD.
2017-06-07 Nathan Sidwell <nathan@acm.org>
* class.c (layout_class_type): Restructure overlong-bitfield tpe
search.
2017-06-07 Jonathan Wakely <jwakely@redhat.com>
PR c++/80990
* pt.c (do_class_deduction): Build qualified type.
2017-06-06 Nathan Sidwell <nathan@acm.org>
* name-lookup.c (suggest_alternatives_for): Use qualified lookup
sans using directives. Don't walk into inline namespaces.
PR c++/80979
* name-lookup.c (adl_class_only): Don't add visible friends.
2017-06-05 Volker Reichelt <v.reichelt@netcologne.de>
* parser.c (cp_parser_base_specifier): Fix typos in error messages.
2017-06-02 Nathan Sidwell <nathan@acm.org>
Remove lang_type_ptrmem.
* cp-tree.h (lang_type_header): Remove is_lang_type_class. Move
into ...
(lang_type_class): ... this. Reorder bitfields. Rename to ...
(lang_type): ... this. Delete old definition.
(lang_type_ptrmem): Delete.
(LANG_TYPE_CLASS_CHECK): Simply get TYPE_LANG_SPECIFIC. Adjust uses.
(LANG_TYPE_PTRMEM_CHECK): Delete.
(TYPE_GET_PTRMEMFUNC_TYPE, TYPE_SET_PTRMEMFUNC_TYPE): Delete.
(TYPE_PTRMEMFUNC_TYPE): New. Use TYPE_LANG_SLOT_1.
* decl.c (build_ptrmemfunc_type): Adjust.
* lex.c (copy_lang_type): Remove lang_type_ptrmem handling.
(maybe_add_lang_type_raw): Don't set u.c.h.is_lang_type_class.
* class.c (check_bases_and_members): Adjust vec_new_uses_cookie
setting.
Remove cp_binding_level::namespaces
* name-lookup.h (cp_binding_level): Lose namespaces field.
* name-lookup.c (add_decl_to_level): Chain namespaces on the names
list.
(suggest_alternatives_for): Adjust for namespace list. Do
breadth-first search.
* decl2.c (collect_source_refs): Namespaces are on the regulr
list.
(collect_ada_namespace): Likewise.
2017-06-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
* typeck.c (cp_build_binary_op): Implement the -Wsizeof_pointer_div
warning.
2017-06-01 Ville Voutilainen <ville.voutilainen@gmail.com>
PR c++/80812
* method.c (constructible_expr): Strip array types before calling
build_value_init.
2017-06-01 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/80896
* cvt.c (convert_to_void): Possibly call maybe_warn_nodiscard
for case INDIRECT_REF too in the main switch.
2017-05-31 Jason Merrill <jason@redhat.com>
PR c++/80840 - ICE with constexpr and reference
* pt.c (convert_nontype_argument): Don't test whether a decl is
value-dependent when binding to a reference.
2017-05-31 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (lang_decl_slector): New enum.
(lang_decl_base): Make selector an enum. Drop decomposition_p
field.
(lang_decl): Use enum for discrimination.
(LANG_DECL_FN_CHECK, LANG_DECL_NS_CHECK, LANG_DECL_PARM_CHECK,
LANG_DECL_DEOMP_CHECK): Use enum.
(DECL_DECOMPOSITION_P): Use selector value.
(SET_DECL_DECOMPOSITION_P): Delete.
(retrofit_lang_decl): Lose SEL parm.
(fit_decomposition_lang_decl): Declare.
* decl.c (cp_finish_decomp, grokdeclarator): Use
fit_decomposition_lang_decl.
* lex.c (maybe_add_lang_decl_raw): New. Broken out of
retrofit_lang_decl.
(set_decl_linkage): New. Broken out of retrofit_lang_decl. Use enum.
(fit_decomposition_lang_decl): Likewise.
(retrofit_lang_decl): Use worker functions.
(cxx_dup_lang_specific_decl): Use selector enum.
(maybe_add_lang_type_raw): New. Broken out of ...
(cxx_make_type_name): ... here. Call it.
2017-05-30 Jason Merrill <jason@redhat.com>
PR c++/80856 - ICE with local extern in template
* semantics.c (finish_call_expr): Replace a local extern overload
set in a template with the IDENTIFIER_NODE.
2017-05-30 David Malcolm <dmalcolm@redhat.com>
* call.c (perform_implicit_conversion_flags): Convert
"from %qT to %qT" to "from %qH to %qI" in diagnostic.
(print_conversion_rejection): Replace pairs of %qT with
%qH and %qI in various places.
(build_user_type_conversion_1): Likewise.
(build_integral_nontype_arg_conv): Likewise.
(build_conditional_expr_1): Likewise.
(convert_like_real): Likewise.
(convert_arg_to_ellipsis): Likewise.
(joust): Likewise.
(initialize_reference): Likewise.
* cvt.c (cp_convert_to_pointer): Likewise.
(cp_convert_to_pointer): Likewise.
(convert_to_reference): Likewise.
(ocp_convert): Likewise.
* error.c (cp_printer): Gain bool and const char ** parameters.
(struct deferred_printed_type): New struct.
(class cxx_format_postprocessor): New class.
(cxx_initialize_diagnostics): Wire up a cxx_format_postprocessor
to pp->m_format_postprocessor.
(comparable_template_types_p): New function.
(newline_and_indent): New function.
(arg_to_string): New function.
(print_nonequal_arg): New function.
(print_template_differences): New function.
(type_to_string_with_compare): New function.
(print_template_tree_comparison): New function.
(append_formatted_chunk): New function.
(add_quotes): New function.
(cxx_format_postprocessor::handle): New function.
(defer_phase_2_of_type_diff): New function.
(cp_printer): Add "quoted" and "buffer_ptr" params. Implement
%H and %I.
* typeck.c (cp_build_binary_op): Replace pairs of %qT with
%qH and %qI in various places.
(convert_member_func_to_ptr): Likewise.
(build_reinterpret_cast_1): Likewise.
(convert_for_assignment): Likewise.
* typeck2.c (check_narrowing): Likewise.
2017-05-30 Nathan Sidwell <nathan@acm.org>
Kill IDENTIFIER_NAMESPACE_BINDINGS
* cp-tree.h (lang_identifier): Delete namespace_bindings.
(IDENTIFIER_NAMESPACE_BINDINGS): Delete.
(lang_decl_ns): Add bindings.
(DECL_NAMESPACE_BINDINGS): New.
* lex.c (retrofit_lang_decl): Create namespace hash table.
* name-lookup.c (find_namespace_slot): Change to use hash-map.
* ptree.c (cxx_print_binding): Delete.
(cxx_print_identifier): Remove NAMESPACE_BINDING printing.
* cp-tree.def (OVERLOAD): Fix comment.
* cp-tree.h: Fix comments and whitespace.
* error.c (dump_decl): Use pp_cxx_colon_colon, ovl_scope.
* name-lookup.c (add_decl_to_level): Assert not class.
(check_local_shadow): Use OVL_P.
(pushdecl_with_scope_1): Rename to ...
(do_pushdecl_with_Scope): ... here.
(do_nonmember_using_decl): Use qualified_namespace_lookup return
value.
(push_class_level_binding_1): Use OVL_P.
(pushdecl_namespace_level): Use do_pushdecl_with_scope.
(pushtag_1): Rename to ...
(do_pushtag): ... here. Adjust do_pushdecl_with_scope call.
(pushtag): Adjust.
(store_class_bindings): Do not time here.
* name-lookup.h (pushdecl_outermost_localscope): Reorder.
* pt.c (listify): Declare argvec at point of initialization.
PR c++/80913
* name-lookup.c (add_decl_to_level): Assert not making a circular
chain.
(update_binding): Don't prematurely slide artificial decl.
2017-05-29 Alexandre Oliva <aoliva@redhat.com>
* cp-tree.h (lang_identifier): Drop oracle_looked_up, unused.
2017-05-29 Nathan Sidwell <nathan@acm.org>
PR c++/80891 (#1,#5)
* cp-tree.h (lookup_maybe_add): Add DEDUPING argument.
* name-lookup.c (name_lookup): Add deduping field.
(name_lookup::preserve_state, name_lookup::restore_state): Deal
with deduping.
(name_lookup::add_overload): New.
(name_lookup::add_value, name_lookup::add_fns): Call add_overload.
(name_lookup::search_adl): Set deduping. Don't unmark here.
* pt.c (most_specialized_instantiation): Revert previous change,
Assert not given duplicates.
* tree.c (lookup_mark): Just mark the underlying decls.
(lookup_maybe_add): Dedup using marked decls.
PR c++/80891 (#4)
* ptree.c (cxx_print_xnode): Show internal OVERLOAD structure.
* tree.c (ovl_insert, ovl_iterator_remove_node): Fix copying assert.
Stat hack representation
* name-lookup.c (STAT_HACK_P, STAT_TYPE, STAT_DECL,
MAYBE_STAT_DECL, MAYBE_STAT_TYPE): New.
(stat_hack): New.
(find_namespace_binding): Replace with ...
(find_namespace_slot): ... this.
(find_namespace_value): New.
(name_lookup::search_namespace_only,
name_lookup::adl_namespace_only): Adjust.
(update_binding): Add SLOT parameter, adjust.
(check_local_shadow): Use find_namespace_value.
(set_local_extern_decl_linkage): Likewise.
(do_pushdecl): Adjust for namespace slot.
(push_local_binding): Assert not a namespace binding.
(check_for_out_of_scope_variable): Use find_namespace_value.
(set_identifier_type_value_with_scope): Likewise.
(get_namespace_binding): Likewise.
(set_namespace_binding): Delete.
(set_global_binding): Directly update the binding.
(finish_namespace_using_decl): Likewise.
(lookup_type_scope_1): Use find_namespace_slot and update.
(do_push_nested_namespace): Use find_namespace_value.
PR c++/80891 (#1)
* pt.c (most_specialized_instantiation): Cope with duplicate
instantiations.
PR c++/80891 (#3)
* cp-tree.h (build_min_nt_call_vec): Declare.
* decl.c (build_offset_ref_call_from_tree): Call it.
* parser.c (cp_parser_postfix_expression): Likewise.
* pt.c (tsubst_copy_and_build): Likewise.
* semantics.c (finish_call_expr): Likewise.
* tree.c (build_min_nt_loc): Keep unresolved lookups.
(build_min): Likewise.
(build_min_non_dep): Likewise.
(build_min_non_dep_call_vec): Likewise.
(build_min_nt_call_vec): New.
PR c++/80891 (#2)
* tree.c (ovl_copy): Adjust assert, copy OVL_LOOKUP.
(ovl_used): New.
(lookup_keep): Call it.
2017-05-26 Nathan Sidwell <nathan@acm.org>
Implement DR2061
* name-lookup.c (push_inline_namespaces): New.
(push_namespace): Look inside inline namespaces.
Inline and using namespace representation change.
* cp-tree.h (struct lang_decl_ns): Delete ns_using. Add usings,
inlinees as vector.
(DECL_NAMESPACE_USING): Adjust.
(DECL_NAMESPACE_INLINEES): New.
* name-lookup.h (struct cp_binding_level): Change usings
representation.
* name-lookup.c (name_lookup::do_queue_usings,
name_lookup::queue_usings): Adjust.
(name_lookup::search_namespace, name_lookup::search_usings,
name_lookup::queue_namespace): Adjust.
(name_lookup::adl_namespace_only): Adjust.
(add_using_namespace, push_namespace): Push onto vector.
(pop_namespace): Add timing logic.
* call.c (build_operator_new_call): Do namelookup and ADL here.
(build_new_op_1): Likewise.
* name-lookup.h (lookup_function_nonclass): Delete declaration.
(do_using_directive): Likewise.
* name-lookup.c (set_namespace_binding, push_local_binding): Don't
declare early.
(struct scope_binding): Delete.
(EMPTY_SCOPE_BINDING): Delete.
(set_decl_namespace): Use OVL_P.
(finish_local_using_decl): Lose unnecesary checks.
(lookup_function_nonclass): Delete.
(cp_emit_debug_info_for_using): Use MAYBE_BASELINK_P.
* cp-tree.h (OVL_CHAIN): Check looking at OVERLOAD.
(ovl_iterator): Add allow_inner field. Adjust ctor. Make
unduplicatable.
(ovl_iterator::maybe_push, ovl_iterator::pop): New.
(lkp_iterator): Add outer field. Adjust ctor.
(lkp_iterator::operator++): New.
(lookup_mark, lookup_maybe_add): Declare.
* name-lookup.c (name_lookup): Delete fn_set member.
(name_lookup::preserve_state, name_lookup::restore_state): Unmark
and mark lookup.
(name_lookup::add_value): Use lookup_add directly.
(name_lookup::add_fns: Use lookup_maybe_add.
(name_lookup::search_adl): Mark and unmark fns.
(pushdecl): Adjust.
* pt.c (check_explicit_specialization): Use lookup_add directly.
* ptree.c (cxx_print_xnode): Show complete overload structure.
* tree.c (lookup_mark, lookup_maybe_add): New.
* name-lookup.c (name_lookup::search_adl): ADL OMP UDR type args.
2017-05-26 Jakub Jelinek <jakub@redhat.com>
* cp-tree.h (struct lang_decl_decomp): New type.
(struct lang_decl): Add u.decomp.
(LANG_DECL_DECOMP_CHECK): Define.
(DECL_DECOMPOSITION_P): Note it is set also on the vars
for user identifiers.
(DECL_DECOMP_BASE): Define.
(retrofit_lang_decl): Add extra int = 0 argument.
* lex.c (retrofit_lang_decl): Add SEL argument, if non-zero
use it to influence the selector choices and for selector
0 to non-zero transition copy old content.
(cxx_dup_lang_specific_decl): Handle DECL_DECOMPOSITION_P.
* decl.c (poplevel): For DECL_DECOMPOSITION_P, check
!DECL_DECOMP_BASE instead of !DECL_VALUE_EXPR. Adjust warning
wording if decl is a structured binding.
(cp_finish_decomp): Pass 4 as the new argument to retrofit_lang_decl.
Set DECL_DECOMP_BASE. Ignore DECL_READ_P sets from initialization
of individual variables for tuple structured bindings.
(grokdeclarator): Pass 4 as the new argument to retrofit_lang_decl.
Clear DECL_DECOMP_BASE.
* decl2.c (mark_used): Mark DECL_DECOMP_BASE TREE_USED as well.
* pt.c (tsubst_decomp_names): Assert DECL_DECOMP_BASE matches what
is expected.
* expr.c (mark_exp_read): Recurse on DECL_DECOMP_BASE instead of
DECL_VALUE_EXPR.
2017-05-25 Jason Merrill <jason@redhat.com>
PR c++/80605 - __is_standard_layout and zero-length array
* class.c (check_bases): Use DECL_FIELD_IS_BASE.
2017-05-25 Nathan Sidwell <nathan@acm.org>
Kill OVL_CURRENT, OVL_NEXT.
* cp-tree.h (OVL_CURRENT, OVL_NEXT): Delete.
* name-lookup.c (set_decl_namespace): Use ovl_iterator.
(consider_binding_level): Use OVL_FIRST.
(cp_emit_debug_info_for_using): Use lkp_iterator.
* pt.c (check_explicit_specialization): Use ovl_iterator.
Kill DECL_NAMESPACE_USERS, DECL_NAMESPACE_ASSOCIATIONS.
* cp-tree.h (lang_decl_ns): Remove ns_users field.
(DECL_NAMESPACE_USERS, DECL_NAMESPACE_ASSOCIATIONS): Delete.
(TREE_INDIRECT_USING): Delete.
* name-lookup.h (is_associated_namespace): Delete.
* name-lookup.c (name_lookup::search_usings,
name_lookup::do_queue_usings): Usings are always direct.
(is_associated_namespace): Delete.
(handle_namespace_attrs): Use DECL_NAMESPACE_INLINE_P.
(namespace_ancestor_1, namespace_ancestor): Delete.
(push_using_directive_1, push_using_directive): Delete.
(add_using_namespace_1): Delete.
(add_using_namespace): Reimplement.
(emit_debug_info_using_namespace): New.
(finish_namespace_using_directive, finish_local_using_directive,
push_namespace): Adjust.
* tree.c (cp_free_lang_data): Remove DECL_NAMESPACE_USERS handling.
2017-05-25 Volker Reichelt <v.reichelt@netcologne.de>
* semantics.c (finish_handler_parms): Warn about non-reference type
catch handlers.
2017-05-25 Nathan Sidwell <nathan@acm.org>
Reimplement unqualified namespace lookup.
* name-lookup.c (name_lookup::using_pair,
name_lookup::using_queue): New typedefs.
(name_lookup::queue_namespace, name_lookup::do_queue_usings,
name_lookup::queue_usings): New.
(name_lookup::search_unqualified): New.
(merge_functions, same_entity_p, ambiguous_decl,
unqualified_namespace_lookup_1, unqualified_namespace_lookup,
lookup_using_namespace): Delete.
(lookup_name_real_1): Adjust.
Reimplement qualified namespace lookup.
* name-lookup.c (name_lookup::flags): New member. Adjust ctor.
(name_lookup::ambiguous, name_lookup::add_value,
name_lookup::add_type, name_lookup::process_binding): New.
(name_lookup::search_namespace_only,
name_lookup::search_namespace, name_lookup::search_usings): New.
(name_lookup::search_qualified): New.
(do_nonmember_using_decl, suggest_alternatives_for,
lookup_qualified_name): Adjust.
(tree_vec_contains): Delete.
(qualified_lookup_using_namespace): Rename to ...
(qualified_namespace_lookup): ... here. Reimplement.
Reimplement ADL.
* cp-tree.h (LOOKUP_SEEN_P, LOOKUP_FOUND_P): New.
* name-lookup.h (lookup_arg_dependent): Return plain tree.
* name-lookup.c (arg_lookup, arg_assoc, arg_assoc_args,
arg_assoc_args_vec, arg_assoc_type, add_function,
arg_assoc_namespace, arg_assoc_class_only, arg_assoc_bases,
arg_assoc_class, arg_assoc_template_arg, arg_assoc,
lookup_arg_dependent_1): Delete.
(name_lookup): New lookup object.
(name_lookup::preserve_state, name_lookup::restore_state,
name_lookup::mark_seen, name_lookup::find_and_mark,
name_lookup::add_fns, name_lookup::adl_namespace_only,
name_lookup::adl_namespace, name_lookup::adl_class_only,
name_lookup::adl_bases, name_lookup::adl_class,
name_lookup::adl_expr, name_lookup::adl_type,
name_lookup::adl_template_arg, name_lookup::search_adl): New.
(lookup_arg_dependent): Return a plain tree. Adjust.
(is_associated_namespace): Move later.
2017-05-24 Nathan Sidwell <nathan@acm.org>
* friend.c (do_friend): Remove check for existing decl.
* name-lookup.h (lookup_name_innermost_nonclass_level): Delete.
* name-lookup.c (push_local_binding): Directly look for binding.
(lookup_name_innermost_nonclass_level_1): Delete.
(lookup_name_innermost_nonclass_level): Delete.
* Make-lang.in (CXX_AND_OBJCXX_OBJS): Alphabetize.
* cp-tree.h (cp_free_lang_data): Add extern.
(ovl_skip_hidden, is_overloaded_fn, really_overloaded_fn): Add
ATTRIBUTE_PURE.
(type_unknown_p): Return bool, make inline, lose TREE_LIST check.
* typeck.c (type_unknown_p): Delete.
* tree.c (is_overloaded_fn): Use MAYBE_BASELINE_FUNCTIONS, adjust
overload management.
(dependent_name): Likewise.
(decl_anon_ns_mem_p): Simplify.
2017-05-24 Jonathan Wakely <jwakely@redhat.com>
PR c++/80544
* tree.c (reshape_init): Use unqualified type for direct enum init.
* typeck.c (maybe_warn_about_cast_ignoring_quals): New.
(build_static_cast_1, build_reinterpret_cast_1): Strip cv-quals from
non-class destination types.
(build_const_cast_1): Strip cv-quals from destination types.
(build_static_cast, build_reinterpret_cast, build_const_cast)
(cp_build_c_cast): Add calls to maybe_warn_about_cast_ignoring_quals.
2017-05-24 Martin Sebor <msebor@redhat.com>
PR c/80731
* call.c (fully_fold_internal): Adjust.
2017-05-24 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (ovl_skip_hidden): Declare.
* tree.c (ovl_skip_hidden): New.
* name-lookup.c (arg_assoc_namespace): Call ovl_skip_hidden.
(lookup_arg_dependent_1): Likewise.
(ambiguous_decl): Use DECL_HIDDEN_P, ovl_skip_hidden.
(hidden_name_p, remove_hidden_names): Delete.
(lookup_name_real_1): Do not strip hidden names.
* name-lookup.h (hidden_name_p, remove_hidden_names): Delete.
* cp-tree.h (OVL_HIDDEN_P): New.
(ovl_iterator::hidden_p, ovl_iterator::reveal_node): New.
(ovl_iterator::reveal_node): Declare.
* tree.c (ovl_copy): Copy OVL_HIDDEN_P.
(ovl_insert): Order on hiddenness.
(ovl_iterator::reveal_node): New.
* name-lookup.c (anticipated_builtin_p): New.
(supplement_binding_1): Use it.
(set_local_extern_decl_linkage): Use hidden_p.
(do_pushdecl): Deal with unhiding a hidden decl, use
anticipated_builtin_p.
(do_nonmember_using_decl): Use anticipated_decl_p.
(lookup_name_real_1): Use DECL_HIDDEN_P.
2017-05-23 Jason Merrill <jason@redhat.com>
-Wunused and C++17 structured bindings
* decl.c (poplevel): Don't warn about unused structured bindings,
only real variables.
* error.c (dump_simple_decl): Handle structured bindings.
* expr.c (mark_exp_read): Look through DECL_VALUE_EXPR.
2017-05-23 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (PUSH_GLOBAL, PUSH_LOCAL, PUSH_USING): Delete.
* name-lookup.c (create_local_binding): New.
(update_binding): New.
(pushdecl_maybe_friend_1): Rename to ...
(do_pushdecl): ... this. Reimplement.
(pushdecl): Adjust.
(push_overloaded_decl_1, push_overloaded_decl): Delete.
2017-05-23 Jason Merrill <jason@redhat.com>
PR c++/80396 - built-in for make_integer_sequence.
* pt.c (builtin_pack_fn_p, builtin_pack_call_p)
(expand_integer_pack, expand_builtin_pack_call): New.
(find_parameter_packs_r): Check builtin_pack_call_p.
(check_for_bare_parameter_packs): Handle it.
(tsubst_pack_expansion): Call expand_builtin_pack_call.
(declare_integer_pack): New.
(init_template_processing): Call it.
* decl2.c (mark_used): Check builtin_pack_fn_p.
2017-05-23 Nathan Sidwell <nathan@acm.org>
* name-lookup.c (find_namespace_binding): New.
(pushdecl_maybe_friend_1): Use CP_DECL_CONTEXT.
(set_identifier_type_value_with_scope): Use find_namespace_binding.
(find_binding, cp_binding_level_find_binding_for_name,
binding_for_name, namespace_binding_1): Delete.
(push_overloaded_decl_1): Use CP_DECL_CONTEXT.
(get_namespace_binding, set_namespace_binding,
finish_namespace_using_decl, unqualified_namespace_lookup_1,
qualified_lookup_using_namespace, lookup_type_scope_1,
lookup_name_innermost_nonclass_level_1): Use find_namespace_binding.
PR c++/80866
* parser.c (cp_parser_template_id): Keep the lookup when stashing
the template_id.
* cp-tree.h (DECL_HIDDEN_P): New.
* name-lookup.c (set_decl_context,
set_local_extern_decl_linkage): New, broken out of ...
(pushdecl_maybe_friend_1): ... here. Call them.
2017-05-23 Thomas Schwinge <thomas@codesourcery.com>
* parser.c (OACC_KERNELS_CLAUSE_MASK): Add
"PRAGMA_OACC_CLAUSE_NUM_GANGS", "PRAGMA_OACC_CLAUSE_NUM_WORKERS",
"VECTOR_LENGTH".
2017-05-23 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (OVL_P): New.
* name-lookup.h (push_local_binding): Delete.
(do_toplevel_using_decl, do_local_using_decl): Rename to ...
(finish_namespace_using_decl, finish_local_using_decl): ... here
* name-lookup.c (add_decl_to_level): Swap args.
(pop_bindings_and_leave_scope): Look inside TREE_LIST.
(diagnose_name_conflict): Check contexts are same for redecl.
(update_local_overload): New.
(compparms_for_decl_and_using): Rename to ...
(matching_fn_p): ... here.
(pushdecl_maybe_friend_1): Adjust add_decl_to_level,
push_local_bindings call.
(push_local_binding): Make static, replace FLAGS arg with
IS_USING.
(validate_nonmember_using_decl): Use OVL_FIRST.
(do_nonmember_using_decl): Use in/out parameters. Use
lkp_iterator and simplify.
(do_toplevel_using_decl, do_local_using_decl): Rename to ...
(finish_namespace_using_decl, finish_local_using_decl): ... here.
Adjust.
(lookup_type_current_level): Delete.
* parser.c (cp_parser_using_declaration): Adjust.
* pt.c (tsubst_expr): Adjust.
2017-05-22 Nathan Sidwell <nathan@acm.org>
* name-lookup.h (parse_using_directive): Replace with ...
(finish_namespace_using_directive): ... this and ...
(finish_local_using_directive): ... this.
* name-lookup.c (add_using_namespace_1): Move later.
(add_using_namespace): Move later, add namespace_p arg, remove
indirect arg.
(push_using_directive_1): Directly recurse.
(do_using_directive, parse_using_directive): Delete, split into ...
(finish_namespace_using_directive): ... this and ...
(finish_local_using_directive): ... this.
(push_namespace): Use add_using_namespace.
* parser.c (cp_parser_using_directive): Call
finish_namespace_using_directive or finish_local_using_directive.
* pt.c (tsubst_expr): Call finish_local_using_directive.
* cp-objcp-common.c (cp_register_dumps): Register raw dumper.
* cp-tree.h (raw_dump_id): Declare.
* decl2.c (raw_dump_id): Define.
(dump_tu): Use raw_dump_id.
* config-lang.in (gtfiles): Sort list, break lines.
* cp-tree.h (CPTI_TERMINATE, CPTI_CALL_UNEXPECTED): Rename to ...
(CPTI_TERMINATE_FN, CPTI_CALL_UNEXPECTED_FN): ... here.
( CPTI_GET_EXCEPTION_PTR_FN, CPTI_BEGIN_CATCH_FN, CPTI_END_CATCH_FN,
CPTI_ALLOCATE_EXCEPTION_FN, CPTI_FREE_EXCEPTION_FN, CPTI_THROW_FN,
CPTI_RETHROW_FN): New.
(noexcept_deferred_spec): New.
(terminate_node, call_unexpected_node): Rename to ...
(terminate_fn, call_unexpected_fn): ... here.
(get_exception_ptr_fn, begin_catch_fn, end_catch_fn,
allocate_exception_fn, free_exception_fn, throw_fn, rethrow_fn): New.
* except.c (fn1..fn5, throw_fn, rethrow_rn, spec): Delete.
(init_exception_processing): Adjust.
(declare_library_fn): Create and push the fns here.
(do_get_exception_ptr, do_begin_catch, do_end_catch,
do_allocate_exception_ptr, do_free_exception_ptr): Adjust
declare_library_fn use.
(unevaluated_noexcept_spec): Adjust.
* cp-gimplify.c (genericize_eh_spec_block,
gimplify_most_not_throw_expr): Adjust.
* name-lookup.c (pushdecl_top_level,
pushdecl_top_level_and_finish): Move after namespace pushing and
popping functions.
(push_to_top_level): Rename to ...
(do_push_to_top_level): ... here. Remove timing code.
(pop_from_top_level_1): Rename to ...
(do_pop_from_top_level): ... here.
(do_push_nested_namespace, do_pop_nested_namespace)
(push_to_top_level): New wrapper for do_push_to_top_level.
(pop_from_top_level): Adjust.
(push_nested_namepace, pop_nested_namespace): Wrappers for workers.
2017-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
* config-lang.in (gtfiles): Add c-family/c-format.c,
except.c, init.c, lambda.c and friend.c.
* class.c (dvirt_fn): Move out of function scope,
add GTY attribute.
* except.c (fn1-5, throw_fn, rethrow_fn, spec): Likewise.
* init.c (fn): Likewise.
* lambda.c (ptr_id, max_id): Likewise.
* friend.c (global_friend): Add GTY attribute.
2017-05-19 Nathan Sidwell <nathan@acm.org>
* call.c (add_list_candidates): Use OVL_FIRST.
(build_new_method_call_1): Likewise.
* cp-tree.h (OVL_SINGLE_P): New.
(TYPE_HIDDEN_P): New.
* decl.c (xref_tag_1): Use TYPE_HIDDEN_P.
* dump.c (cp_tump_tree): Adjust overload dumping.
* error.c (dump_decl): Use OVL_SINGLE_P, simplify context
printing.
* method.c (lazily_declare_fn): Assert we added it.
* parser.c (cp_parser_nested_name_specifier): Use OVL_SINGLE_P,
OVL_FIRST.
(cp_parser_template_name): Use lkp_iterator.
* pt.c (begin_template_parm_list): Fixup comment.
(instantiate_class_template_1): Use TYPE_HIDDEN_P.
* tree.c (ovl_iterator::remove_node): Cope with inherited ctors.
(ovl_scope): Use lkp_iterator.
2017-05-19 Thomas Schwinge <thomas@codesourcery.com>
* parser.c (cp_parser_omp_clause_default): Handle
"OMP_CLAUSE_DEFAULT_PRESENT".
* parser.c (cp_parser_omp_clause_default): Avoid printing more
than one syntax error message.
2017-05-19 Nathan Sidwell <nathan@acm.org>
* class.c (class_dump_id): Define.
(dump_class_hierarchy, dump_vtable, dump_vtt): Use it.
* cp-objcp-common.c (cp_register_dumps): New.
* cp-objcp-common.h (cp_register_dumps): Declare.
(LANG_HOOKS_REGISTER_DUMPS): Override.
* cp-tree.h (class_dump_id): Declare.
2017-05-18 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (OVL_ARG_DEPENDENT): Delete.
(OVL_USED_P): New.
(lookup_keep): Declare.
* name-lookup.c (add_function): Don't set OVL_ARG_DEPENDENT.
* pt.c (tsubst_copy): Assert lookup is persistent.
* semantics.c (finish_call_expr): Use lkp_iterator, call
lookup_keep.
* tree.c (ovl_copy): New.
(ovl_insert, ovl_iterator::remove_node): Copy immutable nodes.
(lookup_keep): New.
* cp-tree.h (OVL_USED): Replace with ...
(OVL_USING_P): ... this.
(ovl_iterator::using_p): Adjust.
* name-lookup.c (push_overloaded_decl_1,
do_nonmember_using_decl): Adjust.
* search.c (lookup_field_r): Adjust.
* tree.c (ovl_insert, ovl_scope): Adjust.
* cp-tree.h (lookup_add): Swap args.
(ovl_cons, build_overload): Delete.
* name-lookup.c (add_function, push_overloaded_decl_1,
do_nonmember_using_decl, merge_functions, remove_hidden_names):
Use lookup_add, ovl_insert.
* pt.c (check_explicit_specialization): Use lookup_add.
(do_class_deduction): Likewise. Refactor if.
* tree.c (lookup_add): Swap args.
(ovl_cons, build_overload): Delete.
* name-lookup.c (find_local_binding): New, broken out of ...
(lookup_name_innermost_nonclass_level_1): ... here. Call it.
(set_namespace_binding): Swap scope & name args.
(namespace_binding_1): Likewise.
(pushdecl_maybe_friend_1): Adjust set_namespace_binding call.
(push_overloaded_decl_1): Likewise.
(set_global_binding): Likewise.
(get_namespace_binding): Adjust namespace_binding_1 call.
2017-05-17 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (default_hash_traits <lang_identifier *>): New
specialization.
* name-lookup.c (lookup_extern_c_fun_in_all_ns): Delete.
(extern_c_fns): New hash table.
(check_extern_c_conflict): New, broken out of ...
(pushdecl_maybe_friend_1): ... here. Call it.
(c_linkage_bindings): Just look in hash table.
2017-05-17 Ville Voutilainen <ville.voutilainen@gmail.com>
PR c++/80654
PR c++/80682
Implement new C++ intrinsics __is_assignable and __is_constructible.
* cp-tree.h (CPTK_IS_ASSIGNABLE, CPTK_IS_CONSTRUCTIBLE): New.
(is_xible): New.
* cxx-pretty-print.c (pp_cxx_trait_expression): Handle
CPTK_IS_ASSIGNABLE and CPTK_IS_CONSTRUCTIBLE.
* method.c (constructible_expr): Set cp_unevaluated.
(is_xible_helper): New.
(is_trivially_xible): Adjust.
(is_xible): New.
* parser.c (cp_parser_primary_expression): Handle
RID_IS_ASSIGNABLE and RID_IS_CONSTRUCTIBLE.
(cp_parser_trait_expr): Likewise.
* semantics.c (trait_expr_value): Handle
CPTK_IS_ASSIGNABLE and CPTK_IS_CONSTRUCTIBLE.
2017-05-17 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (ovl_iterator::using_p): New predicate.
(ovl_iterator::remove_node): New worker.
(ovl_insert): Declare.
* tree.c (ovl_insert): New.
(ovl_iterator::remove_node): New.
* class.c (add_method): Use ovl_iterator, ovl_insert.
(clone_function_decl): Fix description.
(clone_constructors_and_destructors): Use ovl_iterator.
* class.c (handle_using_decl): Use OVL_FIRST, ovl_iterator.
(maybe_warn_about_overly_private_class): Use ovl_iterator.
(method_name_cmp, resort_method_name_cmp): Use OVL_NAME.
(resort_type_method_vec, finish_struct_methods): Use OVL_FIRST.
(get_base_fndecls): Use ovl_iterator.
(warn_hidden): Use OVL_NAME, ovl_iterator.
(add_implicitly_declared_members): Use ovl_iterator.
* constraint.cc (normalize_template_id_expression): Use OVL_FIRST,
flatten nested if.
(finish_shorthand_constraint): Simplify, use ovl_make.
* pt.c (make_constrained_auto): Simplify. Use ovl_make.
* search.c (shared_member_p): Use ovl_iterator.
(lookup_field_fuzzy_info::fuzzy_lookup_fn): Use OVL_NAME.
(lookup_conversion_operator): Use OVL_FIRST.
(lookup_fnfiels_idx_nolazy): Use OVL_FIRST, OVL_NAME.
(look_for_overrides_here): Use ovl_iterator.
(lookup_conversions_r): Use OVL_FIRST, OVL_NAME, ovl_iterator.
* typeck.c (build_x_unary_op): Use ovl_make.
2017-05-17 Martin Liska <mliska@suse.cz>
* class.c (dump_class_hierarchy): Introduce dump_flags_t type and
use it instead of int type.
(dump_vtable): Likewise.
(dump_vtt): Likewise.
* decl2.c (dump_tu): Likewise.
2017-05-16 David Malcolm <dmalcolm@redhat.com>
* call.c (enforce_access): Add access_failure_info * param and use
it to record access failures.
* cp-tree.h (class access_failure_info): New class.
(enforce_access): Add access_failure_info * param, defaulting to
NULL.
(lookup_member): Likewise.
(locate_field_accessor): New function decl.
(perform_or_defer_access_check): Add access_failure_info * param,
defaulting to NULL.
* search.c (lookup_member): Add access_failure_info * param and
pass it on to call to perform_or_defer_access_check.
(matches_code_and_type_p): New function.
(field_access_p): New function.
(direct_accessor_p): New function.
(reference_accessor_p): New function.
(field_accessor_p): New function.
(struct locate_field_data): New struct.
(dfs_locate_field_accessor_pre): New function.
(locate_field_accessor): New function.
* semantics.c (perform_or_defer_access_check): Add
access_failure_info * param, and pass it on to call to
enforce_access.
* typeck.c (access_failure_info::record_access_failure): New method.
(access_failure_info::maybe_suggest_accessor): New method.
(finish_class_member_access_expr): Pass an access_failure_info
instance to the lookup_member call, and call its
maybe_suggest_accessor method afterwards.
2017-05-16 Marek Polacek <polacek@redhat.com>
PR sanitizer/80536
PR sanitizer/80386
* cp-gimplify.c (cp_fold): Handle SAVE_EXPR.
2017-05-16 Nathan Sidwell <nathan@acm.org>
* name-lookup.c (check_local_shadow): New, broke out of ...
(pushdecl_maybe_friend_1): ... here. Call it.
* cp-tree.h (OVL_NESTED_P, OVL_LOOKUP_P): New.
(ovl_first): Move inline definition to end of file.
(ovl_make, lookup_add): Declare.
(get_fns, get_first_fn): Make pure.
* tree.c (ovl_cache): New.
(ovl_make, lookup_add): New.
* pt.c (do_class_deduction): Don't add candidates that will be
elided.
* call.c (build_user_type_conversion_1): Use OVL_FIRST.
(print_error_for_call_failure): Use OVL_NAME.
(build_op_call_1): Use ovl_iterator.
(add_candidates): Use OVL_FIRST & lkp_iterator.
(build_op_delete_call): Use MAYBE_BASELINK_FUNCTIONS &
lkp_iterator.
* class.c (deduce_noexcept_on_destructors): Use ovl_iterator.
(type_has_user_nondefault_constructor,
in_class_defaulted_default_constructor,
type_has_user_provided_constructor,
type_has_user_provided_or_explicit_constructor,
type_has_non_user_provided_default_constructor,
vbase_has_user_provided_move_assign,
type_has_move_constructor, type_has_move_assign,
type_has_user_declared_move_constructor,
type_has_user_declared_move_assign,
type_build_ctor_call, type_build_dtor_call,
type_requires_array_cookie, explain_non_literal_class): Likewise.
(finish_struct): Use lkp_iterator.
(resolve_address_of_overloaded_function): Use OVL_NAME, lkp_iterator.
(note_name_declared_in_class): Use OVL_NAME.
* cxx-pretty-print.c (pp_cxx_unqualified_id): Use OVL_FIRST.
(pp_cxx_qualified_id, cxx_pretty_printer::id_expression,
cxx_pretty_printer::expression): Likewise.
* decl2.c (check_classfn): Use ovl_iterator.
* pt.c (retrieve_specialization): Use ovl_iterator.
* tree.c (cp_tree_equal): Use lkp_iterator.
(type_has_nontrivial_copy_init): Use ovl_iterator.
* typeck2.c (cxx_incomplete_type_diagnostic): Revert change and
check is_overloaded_fn.
2017-05-16 Martin Liska <mliska@suse.cz>
* parser.c (cp_lexer_print_token): Add default value for flags
argument of print_gimple_stmt, print_gimple_expr,
print_generic_stmt and print_generic_expr.
2017-05-16 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (class ovl_iterator, class lkp_iterator): New OVERLOAD
iterators.
(MAYBE_BASELINK_FUNCTIONS): New.
* constraint.cc (resolve_constraint_check): Use lkp_iterator.
* decl2.c (maybe_warn_sized_delete): Use ovl_iterator.
* lambda.c (maybe_generic_this_capture): Use lkp_iterator.
* method.c (inherited_ctor_binfo): Use ovl_iterator.
(binfo_inherited_from): Likewise.
* parser.c (lookup_literal_operator): Use lkp_iterator.
* pt.c (iterative_hash_template_arg): Use lkp_iterator.
(print_candidates_1): Likewise.
(determine_specialization): Likewise.
(resolve_overloaded_unification): Likewise.
(resolve_nondeduced_context): Likewise.
(type_dependent_expression_p): Likewise.
(dependent_template_p): Likewise.
* ptree.c (cxx_print_xnode): Likewise.
* semantics.c (omp_reduction_lookup): Use lkp_iterator.
(classtype_has_nothrow_assign_or_copy_p): Use ovl_iterator.
* typeck.c (check_template_keyword): Use lkp_iterator.
* cp-tree.h (OVL_FIRST, OVL_NAME): New.
(ovl_first): New.
* constexpr.c (function_concept_check): Use OVL_FIRST.
* cvt.c (build_expr_type_conversion): Likewise.
* decl.c (poplevel, grokdeclarator): Use OVL_NAME.
* decl2.c (mark_used): Use OVL_FIRST.
* error.c (dump_decl): Use OVL_FIRST, OVL_NAME.
(dump_expr, location_of): Use OVL_FIRST.
* friend.c (do_friend): Use OVL_NAME.
* init.c (build_offset_ref): Use OVL_FIRST.
* mangle.c (write_member_name): Likewise.
(write_expression): Use OVL_NAME.
* method.c (strip_inheriting_ctors): Use OVL_FIRST.
* name-lookup.c (pushdecl_class_level): Use OVL_NAME.
* pt.c (check_explicit_specialization): Use OVL_FIRST.
(check_template_shadow): Likewise.
(tsubst_template_args): Use OVL_NAME.
(tsubst_baselink): Use OVL_FIRST.
* semantics.c (perform_koenig_lookup): Use OVL_NAME.
* tree.c (get_first_fn): Use OVL_FIRST.
* typeck.c (finish_class_member_access_expr): Use OVL_NAME.
(cp_build_addr_expr_1): Use OVL_FIRST.
* pt.c (tsubst_copy_and_build): Remove unnecessary COMPONENT_REF
peeking.
* semantics.c (finish_id_expression): Directly init local var.
(finish_omp_reduction_clause): Use really_overloaded_fn.
* tree.c (get_fns): Document. Assert we got an overload.
(get_first_fn) Document.
* typeck.c (cp_build_addr_expr_1): Pass arg directly to
really_overloaded_fn.
* typeck2.c (cxx_incomplete_type_diagnostic): Use get_first_fn directly.
* cp-tree.h (SCOPE_DEPTH): New.
* name-lookup.h (is_nested_namespace): Declare.
* name-lookup.c (is_nested_namespace): New.
(is_ancestor): Use it.
(set_decl_namespace): Likewise.
(push_namespace): Set SCOPE_DEPTH.
* pt.c (check_specialization_namespace): Use is_nested_namespace.
(check_unqualigied_spec_or_inst): Likewise.
2017-05-15 Nathan Sidwell <nathan@acm.org>
PR c++/79369
* cp-tree.h (DECL_NAMESPACE_INLINE_P): New.
* name-lookup.h (push_namespace): Return int, add make_inline arg.
* name-lookup.c (push_namespace): Deal with inline directly.
Return pushed count.
* parser.c (cp_parser_namespace_definition): Adjust for
push_namespace change.
2017-05-11 Nathan Sidwell <nathan@acm.org>
* cp-lang.c (get_global_decls, cxx_pushdecl, LANG_HOOK_GETDECLS,
LANG_HOOKS_PUSHDECL): Move to ...
* cp-objcp-common.c (cp_get_global_decls, cp_pushdec,
LANG_HOOK_DECLS, LANG_HOOKS_PUSHDECL): ... here.
* cp-objcp-common.h (cp_get_global_decls, cp_pushdecl): Declare.
* name-lookup.h (pushdecl): Add default friend parm.
(pushdecl_maybe_friend): Delete.
(pushdecl_top_level): Add default friend parm.
(pushdecl_top_level_maybe_friend): Delete.
* name-lookup.c (pushdecl_maybe_friend): Delete.
(pushdecl): Add is_friend parm.
(pushdecl_top_level): Add is friend_parm.
(pushdecl_top_level_maybe_friend, pushdecl_top_level_1): Delete.
(pushdecl_top_level_and_finish): Do pushing and finishing directly.
* friend.c (do_friend): Adjust.
* pt.c (tsubst_friend_class): Adjust.
Revert pushdecl_top_level_and_finish name change.
* name-lookup.h (pushdecl_top_level_and_finish): Resurrect old name.
* name-lookup.c (pushdecl_top_level_and_finish): Likewise.
* decl.c (cp_make_fname_decl): Adjust.
* decl2.c (get_guard, handle_tls_init): Adjust.
* rtti.c (get_tinfo_decl, tinfo_base_init): Adjust.
* name-lookup.c (pushdecl_outermost_localscope): Always
conditionally stop timer.
* decl.c (xref_tag_1): Don't frob ts_lambda scope here.
* name-lookup.c (pushtag_1): Deal with ts_lambda scope.
* cp-tree.h (pushdecl, pushdecl_maybe_friend, pushtag,
pushtag_top_level_maybe_friend,
pushdecl_top_level_and_finish): Move declarations to ...
* name-lookup.h: ... here. Group pushdecl variants.
(pushdecl_top_level_and_finish): Rename to ...
(pushdecl_top_level_with_init): ... here.
* decl.c (cp_make_fname_decl): Use pushdecl_top_level_with_init.
* decl2.c (get_guard, handle_tls_init): Likewise.
* rtti.c (get_tinfo_decl, tinfo_base_init): Likewise.
* lambda.c (maybe_add_lambda_conv_op): Use namespace_bindings_p.
* method.c (implicitly_declare_fn): Likewise.
* searchc (node_debug_info_needed): Likewise.
* name-lookup.c (pushdecl_top_level_and_finish): Rename to ...
(pushdecl_top_level_with_init): ... here.
(pop_everything): Use namespace_bindings_p.
* name-lookup.h (pop_binding): Rename to pop_local_binding.
(getdecls): Rename to get_local_decls.
* name-lookup.c (pop_binding): Rename to ...
(pop_local_binding): ... here.
(pop_bindings_and_leave_scope): Adjust.
(getdecls): Rename to ...
(get_local_decls): ... here. Assert local scope.
* decl.c (poplevel): Assert not namespace. Adjust and simplify
logic.
(store_parm_decls): Adjust get_local_decls call.
(parser.c (synthesize_implicit_template_parm): Likewise.
2017-05-11 Ville Voutilainen <ville.voutilainen@gmail.com>
PR c++/80682
* method.c (is_trivially_xible): Reject void types.
2017-05-10 Nathan Sidwell <nathan@acm.org>
* class.c (handle_using_decl): Always use OVL_CURRENT.
(resolve_address_of_overloaded_function): Move iterator decl into
for scope. Don't strip anticipated decls here.
* pt.c (print_candidates_1): Separate TREE_LIST and OVERLOAD
printing.
(print_candidates): Adjust.
* cp-tree.h (build_new_function_call): Lose koenig_p arg. Fix
line breaking.
* call.c (build_new_function_call): Lose koenig_p arg. Remove
koenig_p handling here.
* pt.c (push_template_decl_real): Unconditionally retrofit_lang_decl.
(tsubst_omp_clauses): Likewise.
(do_class_deduction): Adjust buld_new_function_call calls.
* semantics.c (finish_call_expr): Likewise.
2017-05-10 Jason Merrill <jason@redhat.com>
* pt.c (unify_parameter_deduction_failure, unify_cv_qual_mismatch)
(unify_type_mismatch, unify_parameter_pack_mismatch)
(unify_ptrmem_cst_mismatch, unify_expression_unequal)
(unify_parameter_pack_inconsistent, unify_inconsistency)
(unify_vla_arg, unify_method_type_error, unify_arity)
(unify_arg_conversion, unify_no_common_base)
(unify_inconsistent_template_template_parameters)
(unify_template_deduction_failure)
(unify_template_argument_mismatch)
(unify_overload_resolution_failure): Call unify_invalid.
CWG 1847 - Clarifying compatibility during partial ordering
* pt.c (more_specialized_fn): No order between two non-deducible
parameters.
* pt.c (dependent_type_p): Make sure we aren't called with
global_type_node.
PR c++/79549 - C++17 ICE with non-type auto template parameter pack
* pt.c (convert_template_argument): Just return an argument pack.
(coerce_template_parameter_pack, template_parm_to_arg)
(extract_fnparm_pack, make_argument_pack, tsubst_template_args)
(tsubst_decl, tsubst, type_unification_real, unify_pack_expansion):
Don't set the type of a NONTYPE_ARGUMENT_PACK.
* parser.c (make_char_string_pack, make_string_pack): Likewise.
2017-05-10 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (add_method, clone_function_decl): Change last arg to
bool.
* class.c (add_method): Change third arg to bool. Adjust.
(one_inheriting_sig, one_inherited_ctor): Adjust.
(clone_function_decl): Change 2nd arg to bool. Adjust.
(clone_constructors_and_destructors): Adjust.
* lambda.c (maybe_add_lambda_conv_op): Adjust.
* method.c (lazily_declare_fn): Adjust.
* pt.c (tsubst_decl, instantiate_template_1): Adjust.
* semantics.c (finish_member_declaration): Adjust.
2017-05-10 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/80145
* decl.c (finish_function): To improve error recovery, change the
logic for calling apply_deduced_return_type.
2017-05-09 Jason Merrill <jason@redhat.com>
PR c++/80605 - __is_standard_layout and empty base
* class.c (check_bases): Ignore empty bases.
PR c++/70979 - literal class and closure types
* class.c (finalize_literal_type_property): Handle closures
specifically.
(explain_non_literal_class): Likewise.
PR c++/66297, DR 1684 - literal class and constexpr member fns
* constexpr.c (is_valid_constexpr_fn): Only complain about
non-literal enclosing class in C++11.
* class.c (finalize_literal_type_property): Likewise.
2017-05-09 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/80186
* pt.c (tsubst_decl): Early return error_mark_node if
grok_ctor_properties returns false.
2017-05-09 Jason Merrill <jason@redhat.com>
PR c++/70167 - array prvalue treated as lvalue
* cp-tree.h (CONSTRUCTOR_C99_COMPOUND_LITERAL): New.
(enum fcl_t): New.
* semantics.c (finish_compound_literal): Add fcl_context parameter.
Only make a static variable for C99 syntax.
* parser.c (cp_parser_postfix_expression): Pass it.
* pt.c (tsubst_copy_and_build): Likewise.
* call.c (extend_ref_init_temps): Set
DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2017-05-09 Nathan Sidwell <nathan@acm.org>
* cp-lang.c (get_global_decls, cxx_pushdecl): New.
(LANG_HOOKS_GETDECLS, LANG_HOOKS_PUSHDECL): Override.
* name-lookup.h (pushdecl_top_level): Declare.
2017-05-08 Jason Merrill <jason@redhat.com>
PR c++/80178 - parameter passing for uncopyable classes
* tree.c (type_has_nontrivial_copy_init): True for classes with only
deleted copy/move ctors.
(remember_deleted_copy, maybe_warn_parm_abi): New.
* decl.c (require_complete_types_for_parms, check_function_type):
Call maybe_warn_parm_abi.
* call.c (convert_for_arg_passing, build_cxx_call): Likewise.
2017-05-08 Nathan Sidwell <nathan@acm.org>
* decl.c (builtin_function_1): Set DECL_ANTICIPATED before pushing.
(start_preparsed_function): Do decl pushing before setting
current_funciton_decl and announcing it.
* name-lookup.h (pushdecl_with_scope): Replace with ...
(pushdecl_outermost_localscope): ... this.
* name-lookup.c (pushdecl_with_scope): Replace with ...
(pushdecl_outermost_localscope): ... this.
(pushdecl_namespace_level): Adjust.
* decl.c (cp_make_fname_decl): Use pushdecl_outermost_localscope.
* lambda.c (insert_capture_proxy): Likewise.
* class.c (build_vtbl_initializer): Don't shadow outer variable
with static var.
Revert _binding -> _value change.
* name-lookup.h (get_namespace_value, set_global_value): Rename to ...
(get_namespace_binding, set_global_binding): ... these.
* name-lookup.c (get_namespace_value, set_global_value): Rename to ...
(get_namespace_binding, set_global_binding): ... these.
(arg_assoc_namespace, pushdecl_maybe_friend_1,
check_for_out_of_scope_variable, push_overloaded_decl_1,
lookup_name_innermost_nonclass_level, push_namespace): Adjust.
* cp-tree.h (IDENTIFIER_GLOBAL_VALUE,
SET_IDENTIFIER_GLOBAL_VALUE): Adjust.
* decl.c (poplevel): Adjust.
* pt.c (make_constrained_auto): Likewise.
2017-05-07 Volker Reichelt <v.reichelt@netcologne.de>
PR translation/80280
* call.c (print_z_candidate): Fix quoting.
2017-05-05 David Malcolm <dmalcolm@redhat.com>
* error.c (pedwarn_cxx98): Replace report_diagnostic
with diagnostic_report_diagnostic.
2017-05-05 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (IDENTIFIER_GLOBAL_VALUE): Use get_namespace_value.
(SET_IDENTIFIER_GLOBAL_VALUE): Use set_global_value.
(IDENTIFIER_NAMESPACE_VALUE): Delete.
* name-lookup.h (namespace_binding, set_namespace_binding): Replace
with ...
(get_namespace_value, set_global_value): ... these.
(get_global_value_if_present, is_typename_at_global_scope): Delete.
* decl.c (poplevel): Use get_namespace_value.
(grokdeclarator): Use IDENTIFIER_GLOBAL_VALUE.
* class.c (build_vtbl_initializer): Stash library decl in
static var. Use IDENTIFIER_GLOBAL_VALUE.
* except.c (do_get_exception_ptr, do_begin_catch, do_end_catch,
do_allocate_exception, do_free_exception, build_throw): Likewise.
* init.c (throw_bad_array_new_length): Likewise.
* rtti.c (throw_bad_cast, throw_bad_typeid): Likewise.
* name-lookup.c (arg_assoc_namespace, pushdecl_maybe_friend_1,
check_for_our_of_scope_variable, push_overloaded_decl_1): Use
get_namespace_value.
(set_namespace_binding_1): Rename to
(set_namespace_binding): ... here.
(set_global_value): New.
(lookup_name_innermost_nonclass_level_1, push_namespace): Use
get_namespace_value.
* pt.c (listify): Use get_namespace_value.
* call.c (make_temporary_var_for_ref_to_temp): Push decl into
current scope.
* lex.c (unqualified_name_lookup_error): Likewise.
* class.c (alter_class): Use retrofit_lang_decl directly.
* decl.c (push_local_name, dupliate_decls): Likewise.
* semantics.c (omp_privatize_field): Likewise.
Kill walk_namespaces.
* cp-tree.h (walk_namespaces_fn, walk_namespaces): Delete.
* decl.c (walk_namespaces_r, walk_namespaces): Delete.
Kill per-namespace static_decls.
* cp-tree.h (static_decls): Declare.
(wrapup_globals_for_namespace,
diagnose_inline_vars_for_namespace): Replace with ...
(wrapup_namespace_globals): ... this.
* decl.c (static_decls): Define.
(wrapup_globals_for_namespace,
diagnose_inline_vars_for_namespace): Replace with ...
(wrapup_namespace_globals): ... this.
(cxx_init_decl_processing): Initialize static_decls.
* decl2.c (c_parse_final_cleanups): Adjust.
* name-lookup.h (cp_binding_level): Remove static_decls member.
* name-lookup.c (add_decl_to_level): Adjust.
(begin_scope): Adjust.
2017-05-05 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/71577
* decl.c (reshape_init): Unconditionally return error_mark_node
upon error about too many initializers.
2017-05-04 Nathan Sidwell <nathan@acm.org>
* constraint.cc (diagnose_check_constraint): Fix %E thinko.
2017-05-04 Martin Sebor <msebor@redhat.com>
PR translation/80280
* call.c (print_z_candidate): Add missing quoting to %D and other
like directives.
(build_op_call_1): Same.
* constraint.cc (diagnose_check_constraint): Same.
* mangle.c (mangle_decl): Same.
* name-lookup.c (cp_binding_level_debug): Same.
(set_decl_namespace): Same.
* parser.c (cp_parser_tx_qualifier_opt): Same.
* pt.c (print_candidates_1): Same.
(check_template_variable): Same.
(tsubst_default_argument): Same.
(most_specialized_partial_spec): Same.
* semantics.c (omp_reduction_lookup): Same.
* tree.c (check_abi_tag_redeclaration): Same.
* typeck.c (comptypes): Same.
* typeck2.c (abstract_virtuals_error_sfinae): Same.
2017-05-04 Nathan Sidwell <nathan@acm.org>
More global trees.
* cp-tree.h (enum cp_tree_index): Add CPTI_GLOBAL,
CPTI_GLOBAL_TYPE, CPTI_GLOBAL_IDENTIFIER, CPTI_ANON_IDENTIFIER,
CPTI_INIT_LIST_IDENTIFIER.
(global_namespace, global_type_node, global_identifier,
anon_identifier, init_list_identifier): New.
* decl.c (global_type_node, global_scope_name): Delete.
(initialize_predefined_identifiers): Add new identifiers.
(cxx_init_decl_processing): Adjust.
* name-lookup.h (global_namespace, global_type_node): Delete.
* name-lookup.c (global_namespace, anonymous_namespace_name,
get_anonymous_namespace_name): Delete.
(namespace_scope_ht_size, begin_scope, pushtag_1,
push_namespace): Adjust,
* call.c (type_has_extended_temps): Use init_list_identifier.
* pt.c (listify): Likewise.
* name-lookup.c: Reorder functions to make merging from modules
branch simpler.
2017-05-03 Jason Merrill <jason@redhat.com>
* constexpr.c (cxx_eval_outermost_constant_expr): Use TV_CONSTEXPR.
2017-05-03 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (enum cp_tree_index, cp_global_trees): Move earlier,
along with #defines, to before name-lookup include.
2017-05-02 Paolo Carlini <paolo.carlini@oracle.com>
* pt.c (is_auto_or_concept): Remove.
(type_uses_auto_or_concept): Remove, unused.
(find_parameter_packs_r, extract_autos_r, is_auto_r): Adjust.
* parser.c (tree_type_is_auto_or_concept): Remove, unused.
* cp-tree.h (is_auto_or_concept): Remove.
2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
PR c++/80038
* cp-cilkplus.c (cilk_install_body_with_frame_cleanup): Don't
add pedigree operation and detach call here.
* cp-gimplify.c (cp_gimplify_expr): Remove the calls to
cilk_cp_gimplify_call_params_in_spawned_fn.
(cilk_cp_gimplify_call_params_in_spawned_fn): Remove function.
* semantics.c (simplify_aggr_init_expr): Copy EXPR_CILK_SPAWN.
2017-04-29 Volker Reichelt <v.reichelt@netcologne.de>
* parser.c (cp_parser_member_declaration): Add fix-it hints for
stray comma and missing semicolon at end of member declaration.
2017-04-27 Volker Reichelt <v.reichelt@netcologne.de>
* parser.c (cp_parser_cast_expression): Add target type of cast to
diagnostic.
* error.c (type_to_string): Add '{enum}' suffix to enumeration types.
2017-04-26 Paolo Carlini <paolo.carlini@oracle.com>
* decl.c (grok_ctor_properties, ambi_op_p, unary_op_p): Change
return type to bool.
* cp-tree.h (grok_ctor_properties): Update.
2017-04-26 Volker Reichelt <v.reichelt@netcologne.de>
* parser.c (cp_parser_nested_name_specifier_opt): Add fix-it
information to diagnostic of invalid colon in nested-name-specifier.
2017-04-25 Volker Reichelt <v.reichelt@netcologne.de>
* parser.c (cp_parser_elaborated_type_specifier): Add fix-it to
diagnostic of invalid class/struct keyword after enum.
2017-04-25 David Malcolm <dmalcolm@redhat.com>
* parser.c (cp_parser_member_declaration): Add fix-it hint
for removing stray semicolons.
2017-04-25 David Malcolm <dmalcolm@redhat.com>
* name-lookup.c (get_std_name_hint): New function.
(maybe_suggest_missing_header): New function.
(suggest_alternative_in_explicit_scope): Call
maybe_suggest_missing_header.
2017-04-25 David Malcolm <dmalcolm@redhat.com>
PR c++/80177
* name-lookup.c (suggest_alternative_in_explicit_scope): Convert
candidate type of bm from tree to const char *.
(consider_binding_level): Likewise.
(lookup_name_fuzzy): Likewise, using this to merge the best
result from the preprocessor into bm, rather than immediately
returning, so that better matches from reserved words can "win".
Guard the rejection of keywords that don't start decl-specifiers
so it only happens for FUZZY_LOOKUP_TYPENAME.
2017-04-24 Volker Reichelt <v.reichelt@netcologne.de>
* decl.c (grokdeclarator): Use %qT instead of %<%T%> in diagnostics.
(start_enum): Likewise.
(build_enumerator): Likewise. Use %qE instead of plain %E.
* parser.c (cp_parser_mem_initializer_list): Use %qD instead of
%<%D%> in diagnostics.
(cp_parser_elaborated_type_specifier): Likewise.
* pt.c (make_pack_expansion): Use %qT and %qE instead of
%<%T%> and %<%E%> in diagnostics.
(tsubst_pack_expansion): Likewise.
2017-04-24 David Malcolm <dmalcolm@redhat.com>
PR c++/80016
* parser.c (cp_parser_unary_expression): Generate a location
range for alignof and sizeof expressions.
2017-04-24 Volker Reichelt <v.reichelt@netcologne.de>
* parser.c (cp_parser_cv_qualifier_seq_opt): Add fix-it info to
error message.
(cp_parser_virt_specifier_seq_opt): Likewise.
(set_and_check_decl_spec_loc): Likewise twice.
2017-04-21 Jason Merrill <jason@redhat.com>
PR c++/80179 - ICE with initialized flexible array member.
* constexpr.c (verify_ctor_sanity): Handle flexible array members.
2017-04-21 Richard Biener <rguenther@suse.de>
* cp-tree.h (copy_decl): Annotate with CXX_MEM_STAT_INFO.
(copy_type): Likewise.
* lex.c (copy_decl): Pass down mem-stat info.
(copy_type): Likewise.
2017-04-20 Jonathan Wakely <jwakely@redhat.com>
PR c++/80473
* init.c (build_new_1): Suppress notes about over-aligned new when
the warning is suppressed.
2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
* parser.c (cp_parser_member_declaration): Add warning with fixit
information for extra semicolon after in-class function definition.
2017-04-20 Jakub Jelinek <jakub@redhat.com>
PR middle-end/80423
* tree.c (build_cplus_array_type): Call build_array_type
with the intended TYPE_TYPELESS_STORAGE flag value, instead
of calling build_array_type and modifying later TYPE_TYPELESS_STORAGE
on the shared type.
2017-04-18 Marek Polacek <polacek@redhat.com>
PR c++/80244 - ICE with attribute in template alias.
* tree.c (strip_typedefs): Handle UNDERLYING_TYPE.
PR c++/80241 - ICE with alignas pack expansion.
* error.c (dump_expr): Handle TREE_LIST.
* parser.c (cp_parser_std_attribute_list): Return error_mark if
make_pack_expansion returns an error.
2017-04-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR c++/80287
* class.c (fixup_may_alias): Fix all type variants.
2017-04-17 Jason Merrill <jason@redhat.com>
PR c++/80415 - wrong error with default arg and array reference.
* tree.c (lvalue_kind): Return clk_class for an array prvalue.
* pt.c (tsubst_init): Set TARGET_EXPR_DIRECT_INIT_P.
2017-04-15 Alexandre Oliva <aoliva@redhat.com>
* decl.c (name_unnamed_type): Split out of...
(grokdeclarator): ... this.
* decl.h (name_unnamed_type): Declare.
2017-04-12 Richard Biener <rguenther@suse.de>
Bernd Edlinger <bernd.edlinger@hotmail.de>
PR middle-end/79671
* tree.c (build_cplus_array_type): Set TYPE_TYPELESS_STORAGE
for arrays of character or std::byte type.
2017-04-11 Jason Merrill <jason@redhat.com>
PR c++/80294 - ICE with constexpr and inheritance.
* constexpr.c (reduced_constant_expression_p):
A null constructor element is non-constant.
(cxx_eval_indirect_ref): Don't VERIFY_CONSTANT before
returning an empty base.
2017-04-11 Jakub Jelinek <jakub@redhat.com>
PR c++/80370
* decl.c (cp_finish_decomp): If processing_template_decl on
non-dependent decl, only set TREE_TYPE on the v[i] decls, but don't
change their DECL_VALUE_EXPR nor cp_finish_decl them. Instead make
sure DECL_VALUE_EXPR is the canonical NULL type ARRAY_REF for tsubst
processing.
* pt.c (value_dependent_expression_p) <case VAR_DECL>: For variables
with DECL_VALUE_EXPR, return true if DECL_VALUE_EXPR is type
dependent.
2017-04-11 Jakub Jelinek <jakub@redhat.com>
PR c++/80363
* error.c (dump_expr): Handle VEC_COND_EXPR like COND_EXPR.
2017-04-10 Jakub Jelinek <jakub@redhat.com>
PR c++/80176
* tree.c (lvalue_kind): For COMPONENT_REF with BASELINK second
operand, if it is a static member function, recurse on the
BASELINK.
2017-04-10 Marek Polacek <polacek@redhat.com>
PR sanitizer/80348
* typeck.c (cp_build_binary_op): Use NULL_TREE instead of NULL. Set
ORIG_TYPE earlier and not only when shortening.
2017-04-07 Jason Merrill <jason@redhat.com>
PR c++/80356 - ICE with reference to function template argument.
PR c++/79294
* pt.c (convert_nontype_argument_function): Adjust type even with a
value-dependent argument.
PR c++/80267 - ICE with nested capture of reference
PR c++/60992
* pt.c (tsubst_copy): Handle lookup finding a capture proxy.
2017-04-07 Marek Polacek <polacek@redhat.com>
PR sanitizer/80348
* typeck.c (cp_build_binary_op): Convert COP[01] to ORIG_TYPE.
PR c++/80095
* call.c (build_over_call): Don't check cxx_dialect.
* cp-gimplify.c (cp_gimplify_init_expr): Don't check cxx_dialect nor
whether SUB is a CONSTRUCTOR.
* init.c (build_new_1): Don't check cxx_dialect.
* tree.c (replace_placeholders): Add a function comment. Return if
not in C++14, or if the object isn't a (member of a) class.
* typeck2.c (store_init_value): Don't check cxx_dialect nor whether
TYPE is CLASS_TYPE_P.
2017-04-05 Jakub Jelinek <jakub@redhat.com>
PR c++/80309
* pt.c (canonical_type_parameter): Use vec_safe_grow_cleared instead
of a loop doing vec_safe_push of NULL. Formatting fixes.
(rewrite_template_parm): Copy TEMPLATE_PARM_PARAMETER_PACK from oldidx
to newidx before calling canonical_type_parameter on newtype.
2017-04-04 Volker Reichelt <v.reichelt@netcologne.de>
PR c++/80296
* cxx-pretty-print.c (cxx_pretty_printer::expression): Add
UNARY_PLUS_EXPR case.
2017-04-03 Jason Merrill <jason@redhat.com>
* semantics.c (finish_template_type): Check CLASSTYPE_TEMPLATE_INFO.
2017-04-03 Jonathan Wakely <jwakely@redhat.com>
* class.c (update_vtable_entry_for_fn): Fix typo in comment.
* decl2.c (one_static_initialization_or_destruction): Likewise.
* name-lookup.c (store_bindings): Likewise.
* parser.c (make_call_declarator): Likewise.
* pt.c (check_explicit_specialization): Likewise.
2017-04-03 Jason Merrill <jason@redhat.com>
PR sanitizer/79993 - ICE with VLA initialization from string
PR c++/69487 - wrong VLA initialization from string
* init.c (finish_length_check): Split out from build_vec_init.
(build_vec_init): Handle STRING_CST.
* typeck2.c (split_nonconstant_init): Handle STRING_CST.
(digest_init_r): Don't give a STRING_CST VLA type.
2017-03-31 Jakub Jelinek <jakub@redhat.com>
PR c++/79572
* cp-gimplify.c (cp_genericize_r): Sanitize INTEGER_CSTs with
REFERENCE_TYPE. Adjust ubsan_maybe_instrument_reference caller
for NOP_EXPR to REFERENCE_TYPE.
PR libstdc++/80251
* cp-tree.h (enum cp_trait_kind): Add CPTK_IS_AGGREGATE.
* cxx-pretty-print.c (pp_cxx_trait_expression): Handle
CPTK_IS_AGGREGATE.
* semantics.c (trait_expr_value): Handle CPTK_IS_AGGREGATE.
Remove extraneous parens.
(finish_trait_expr): Handle CPTK_IS_AGGREGATE.
* parser.c (cp_parser_primary_expression): Handle RID_IS_AGGREGATE.
(cp_parser_trait_expr): Likewise.
2017-03-27 Jakub Jelinek <jakub@redhat.com>
PR middle-end/80162
* cp-tree.h (cxx_mark_addressable): Add array_ref_p argument.
* typeck.c (cxx_mark_addressable): Likewise. Look through
VIEW_CONVERT_EXPR unless array_ref_p and VCE is from VECTOR_TYPE
to ARRAY_TYPE.
(cp_build_array_ref): Pass true as array_ref_p to cxx_mark_addressable.
2017-03-24 Jason Merrill <jason@redhat.com>
PR c++/77339 - ICE with invalid use of alias template.
* pt.c (lookup_template_class_1): Don't try to enter the scope of an
alias template.
2017-03-24 Marek Polacek <polacek@redhat.com>
PR c++/80119
* cp-gimplify.c (cp_fold): Strip CLEANUP_POINT_EXPR if the expression
doesn't have side effects.
2017-03-23 Jason Merrill <jason@redhat.com>
PR c++/80150 - ICE with overloaded variadic deduction.
* pt.c (try_one_overload): Remove asserts.
PR c++/77563 - missing ambiguous conversion error.
* call.c (convert_like_real): Use LOOKUP_IMPLICIT.
2017-03-23 Marek Polacek <polacek@redhat.com>
* cp-tree.h: Remove a C_RID_YYCODE reference.
2017-03-22 Jakub Jelinek <jakub@redhat.com>
PR c++/80141
* semantics.c (finish_omp_clause) <case OMP_CLAUSE_SIMDLEN,
case OMP_CLAUSE_ALIGNED>: Call maybe_constant_value only when not
processing_template_decl.
2017-03-21 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/77752
* name-lookup.c (pushtag_1): Add check for bogus, non template,
std::initializer_list.
2017-03-21 Jakub Jelinek <jakub@redhat.com>
PR c++/35878
* init.c (std_placement_new_fn_p, build_new_1): Formatting fixes.
2017-03-21 Ville Voutilainen <ville.voutilainen@gmail.com>
PR c++/35878
* init.c (std_placement_new_fn_p): New.
(build_new_1): Call it.
2017-03-20 Jason Merrill <jason@redhat.com>
PR c++/80096 - ICE with C++17 non-type auto.
* pt.c (tsubst): Delay tsubst of type of template non-type
parameter.
PR c++/79519 - ICE with deleted template friend.
* decl.c (grokdeclarator): Complain about misplaced function
definition using =, as well.
PR c++/79640 - infinite recursion with generic lambda.
* pt.c (tsubst_copy) [VAR_DECL]: Register the dummy instantiation
before substituting its initializer.
2017-03-20 Marek Polacek <polacek@redhat.com>
Paolo Carlini <paolo.carlini@oracle.com>
PR c++/80059 - ICE with noexcept and __transaction_atomic
* except.c (build_must_not_throw_expr): Call
instantiate_non_dependent_expr.
2017-03-19 Jason Merrill <jason@redhat.com>
PR c++/80084 - wrong C++17 decomposition by reference of parameter.
* decl.c (cp_finish_decomp): Don't pull out the DECL_INITIAL of a
reference decomposition.
PR c++/80077 - error with constexpr and -fno-elide-constructors.
* constexpr.c (cxx_eval_call_expression): Set ctx->call while
expanding trivial constructor.
2017-03-17 Jason Merrill <jason@redhat.com>
PR c++/78345 - ICE initializing array from lambda.
* init.c (build_aggr_init): Check array initializer.
(build_vec_init): Check the type of a CONSTRUCTOR.
PR c++/80073 - C++17 ICE with virtual base.
* decl.c (xref_basetypes): Also check for indirect vbases.
2017-03-16 Jason Merrill <jason@redhat.com>
* decl.c (start_enum): std::byte aliases anything.
PR c++/79797
* constexpr.c (lookup_placeholder): Tweak.
2017-03-15 Jason Merrill <jason@redhat.com>
PR c++/80043 - ICE with -fpermissive
* typeck.c (convert_for_assignment): Handle instantiate_type
not giving an error.
2017-03-14 Nathan Sidwell <nathan@acm.org>
PR c++/79393 DR 1658 workaround
* method.c (synthesized_method_base_walk): Inihibit abstract class
virtual base access check here.
(synthesized_method_walk): Not here.
2017-03-13 Nathan Sidwell <nathan@acm.org>
PR c++/79393 DR 1658 workaround
* method.c (synthesized_method_walk): Check vbases of abstract
classes for dtor walk.
2017-03-10 David Malcolm <dmalcolm@redhat.com>
PR translation/79848
* decl.c (grokfndecl): Simplify uses of "%<%s%>" to "%qs".
2017-03-10 Jason Merrill <jason@redhat.com>
PR c++/79960 - alias templates and partial ordering
* pt.c (comp_template_args): Add partial_order parm.
(template_args_equal): Likewise.
(comp_template_args_porder): New.
(get_partial_spec_bindings): Use it.
2017-03-10 Marek Polacek <polacek@redhat.com>
PR c++/79967
* decl.c (grokdeclarator): Check ATTRLIST before dereferencing it.
2017-03-10 Jakub Jelinek <jakub@redhat.com>
PR c++/79899
* optimize.c (maybe_thunk_body): Don't ICE if fns[0] is NULL.
Use XALLOCAVEC macro.
PR c++/79896
* decl.c (finish_enum_value_list): If value is error_mark_node,
don't copy it and change its type.
* init.c (constant_value_1): Return error_mark_node if DECL_INITIAL
of CONST_DECL is error_mark_node.
2017-03-09 Marek Polacek <polacek@redhat.com>
PR c++/79900 - ICE in strip_typedefs
* tree.c (strip_typedefs): Skip the attribute handling if T is
a variant type which hasn't been updated yet.
PR c++/79687 - wrong code with pointer-to-member
* init.c (constant_value_1): Break if the variable has a dynamic
initializer.
2017-03-08 Jason Merrill <jason@redhat.com>
PR c++/79797 - ICE with self-reference in array DMI.
* constexpr.c (lookup_placeholder): Split out...
(cxx_eval_constant_expression): ...from here.
2017-03-07 Jakub Jelinek <jakub@redhat.com>
PR c/79834
* parser.c (cp_parser_omp_cancellation_point,
cp_parser_omp_target_enter_data, cp_parser_omp_target_exit_data,
cp_parser_omp_target_update): Change "may only be used in compound
statements" diagnostics, such that the same translatable string is
used for all pragmas.
(cp_parser_pragma): Likewise. Use error_at instead of
cp_parser_error for that diagnostics.
2017-03-06 Marek Polacek <polacek@redhat.com>
PR c++/79796 - ICE with NSDMI and this pointer
* call.c (build_over_call): Handle NSDMI with a 'this' by calling
replace_placeholders.
2017-03-06 Jakub Jelinek <jakub@redhat.com>
PR c++/79822
* constexpr.c (cxx_eval_statement_list): Treat empty ({ }) like
({ (void) 0; }).
2017-03-06 Jason Merrill <jason@redhat.com>
Revert "Allow deduction guides to look into primary template."
* cp-tree.h, parser.c, pt.c, search.c: Revert.
2017-03-05 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/70266
* except.c (build_must_not_throw_expr): Perform the implicit
conversions on the condition.
2017-03-03 Jason Merrill <jason@redhat.com>
* mangle.c (mangle_decl): Check -Wnoexcept-type instead of
-Wc++1z-compat.
Core issues 2273 and 2277
* call.c (joust): Adjust using-declaration tiebreaker to handle
the intermediate base case.
* method.c (strip_inheriting_ctors): Just return the argument if
!flag_new_inheriting_ctors.
2017-03-03 Richard Biener <rguenther@suse.de>
PR c++/79825
* cp-gimplify.c (simple_empty_class_p): Handle EMPTY_CLASS_EXPR.
2017-03-03 Marek Polacek <polacek@redhat.com>
PR c++/79791
* typeck.c (string_conv_p): In C++11, always call pedwarn with
OPT_Wwrite_strings.
2017-03-02 Jason Merrill <jason@redhat.com>
Update overload resolution with deduction guides.
* pt.c (do_class_deduction): Always build the copy guide.
(copy_guide_p, template_guide_p): New.
(build_deduction_guide): Remember the original constructor.
* call.c (joust): Prefer the copy guide and non-template guides.
Allow deduction guides to look into primary template.
* cp-tree.h (struct saved_scope): Add deduction_guide_type.
(struct cp_decl_specifier_seq): Add constructor_p.
* parser.c (cp_parser_decl_specifier_seq): Set constructor_p.
(cp_parser_init_declarator): Check it. Set ctor_dtor_or_conv_p.
Clear deduction_guide_type. Don't handle deduction guide names.
(cp_parser_declarator): Don't clear ctor_dtor_or_conv_p.
(cp_parser_direct_declarator): Likewise. Handle deduction guides.
(cp_parser_member_declaration, cp_parser_cache_defarg)
(cp_parser_objc_class_ivars): Set ctor_dtor_or_conv_p.
* pt.c (tsubst_copy, tsubst_copy_and_build): Revert last change.
(build_deduction_guide): Set deduction_guide_type.
(dependent_scope_p): Check deduction_guide_type.
* search.c (lookup_member): Likewise.
2017-03-02 Jakub Jelinek <jakub@redhat.com>
PR c++/79782
* init.c (mark_exp_read_r): New function.
(emit_mem_initializers): Use cp_walk_tree with mark_exp_read_r on
whole arguments instead of plain mark_exp_read on TREE_LIST values.
2017-03-01 Jason Merrill <jason@redhat.com>
Class template argument deduction in new-expression
* init.c (build_new): Handle deduction from no initializer.
* parser.c (cp_parser_new_expression): Don't require a single
expression for class template deduction.
* typeck2.c (cxx_incomplete_type_diagnostic): Fix diagnostic for
class template placeholder.
* pt.c (tsubst_copy) [TEMPLATE_DECL]: Handle dependent context.
(tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: Handle SCOPE_REF.
(redeclare_class_template): Set TEMPLATE_TYPE_PARM_FOR_CLASS.
2017-03-01 Jakub Jelinek <jakub@redhat.com>
PR c++/79746
* init.c (emit_mem_initializers): When not constructing vbases of
abstract classes, mark arguments as read for
-Wunused-but-set-parameter.
2017-02-28 Jason Merrill <jason@redhat.com>
Class template argument deduction refinements
* call.c (joust): Move deduction guide tiebreaker down.
* decl.c (start_decl_1, cp_finish_decl, grokdeclarator): Allow class
deduction with no initializer.
* pt.c (build_deduction_guide): Handle implicit default/copy ctor.
(do_class_deduction): Use that rather than special case.
(do_auto_deduction): Handle null initializer.
2017-02-28 Jakub Jelinek <jakub@redhat.com>
* decl.c (find_decomp_class_base): Use cond ? G_("...") : G_("...")
instead of just cond ? "..." : "...".
(grokdeclarator): Likewise.
(build_enumerator): Likewise.
* init.c (build_new_1): Likewise.
* call.c (build_new_method_call_1): Likewise.
* parser.c: Include intl.h.
(cp_parser_oacc_enter_exit_data): Use %s and ternary operator only for
"enter"/"exit" keyword.
(cp_finalize_oacc_routine): Don't use %s to supply portions of the
message.
2017-02-27 Jason Merrill <jason@redhat.com>
PR c++/71568 - SFINAE forming pointer to member function
* init.c (build_offset_ref): Check the return value of
perform_or_defer_access_check.
2017-02-27 Marek Polacek <polacek@redhat.com>
* decl.c (expand_static_init): Add missing } in a comment.
2017-02-27 Volker Reichelt <v.reichelt@netcologne.de>
* init.c: Include intl.h.
(build_new_1): Move message strings into pedwarn to make them
-Wformat-security friendly. Mark string for translation.
* pt.c (tsubst_copy_and_build): Mark string for translation.
Make the pointer const.
* semantics.c (finish_id_expression): Mark strings for translation.
2017-02-25 Jakub Jelinek <jakub@redhat.com>
* call.c (build_op_delete_call): Make msg1 and msg2 const.
2017-02-24 Jakub Jelinek <jakub@redhat.com>
PR c++/79588
* call.c (build_over_call): Call check_function_arguments even for
-Wrestrict, adjust check_function_arguments caller.
* parser.c (cp_parser_postfix_expression): Don't handle -Wrestrict
here.
* typeck.c (cp_build_function_call_vec): Adjust
check_function_arguments caller.
2017-02-24 Marek Polacek <polacek@redhat.com>
PR translation/79705
* decl.c (check_redeclaration_exception_specification): Mark a string
for translation. Make the pointer const.
2017-02-23 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/79361
* pt.c (register_specialization): Check duplicate_decls return value
for error_mark_node and pass it back.
2017-02-22 Jason Merrill <jason@redhat.com>
PR c++/79679 - missing destructor for argument
* call.c (build_over_call): Don't pass tf_no_cleanup to argument
conversions.
* pt.c (do_class_deduction): Handle 0 argument case.
2017-02-22 Jakub Jelinek <jakub@redhat.com>
PR c++/79664
* parser.c (cp_parser_omp_teams, cp_parser_omp_target): Use
SET_EXPR_LOCATION on OMP_TARGET/OMP_TEAMS tree.
* constexpr.c (potential_constant_expression_1): Handle
OMP_*, OACC_* and CILK_* trees. Use error_at with
EXPR_LOC_OR_LOC (t, input_location) computed early
instead of error, or error_at with location_of (t).
2017-02-22 Marek Polacek <polacek@redhat.com>
PR c++/79653
* parser.c (cp_parser_std_attribute_spec): Don't build the attribute
if the alignas expression is erroneous.
* pt.c (tsubst_attribute): If tsubst_pack_expansion fails, return
error_mark_node.
PR c++/79657
* semantics.c (finish_underlying_type): Bail out for incomplete enums.
2017-02-21 Jason Merrill <jason@redhat.com>
PR c++/50308 - wrong deprecated warning with ADL
PR c++/17729 - duplicate deprecated warning
* semantics.c (finish_id_expression): Only call mark_used on a
function if we aren't building a call.
PR c++/41727 - ICE with partial spec of partial instantiation
* pt.c (process_partial_specialization): For now, don't check more
specialized if there is more than one level of args.
2017-02-21 Marek Polacek <polacek@redhat.com>
PR c++/79535
* cp-tree.h (maybe_reject_flexarray_init): Declare.
* init.c (maybe_reject_flexarray_init): No longer static.
Add check for current_function_decl.
* parser.c (cp_parser_late_parse_one_default_arg): Reject
a default mem-initializer for a flexible array.
2017-02-21 Jakub Jelinek <jakub@redhat.com>
Paolo Carlini <paolo.carlini@oracle.com>
PR c++/79654
* decl.c (cp_finish_decomp): Don't set decl's type to error_mark_node
on error.
* pt.c (tsubst_decomp_names): Return error_mark_node if the first
decl after the decomposition artificial decl has error_mark_node.
* decl2.c (prune_vars_needing_no_initialization): Use error_operand_p
instead of just == error_mark_node comparison.
2017-02-21 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/79589
* decl.c: Include gimplify.h.
(cp_finish_decomp): Make sure there is no sharing of trees
in between DECL_VALUE_EXPR of decomposition decls.
PR c++/79655
* constexpr.c (cxx_eval_array_reference): Diagnose negative subscript.
PR c++/79639
* constexpr.c (cxx_eval_store_expression): If *valp is a PTRMEM_CST,
call cplus_expand_constant on it first.
2017-02-19 Jason Merrill <jason@redhat.com>
PR c++/78139 - destructor needed by new-expression
* call.c (build_special_member_call): Use tf_no_cleanup.
PR c++/78282 - auto template and pack expansion
* pt.c (find_parameter_packs_r): Don't walk into the type of
templates other than template template-parameters.
PR c++/79606 - ICE with this->base_member in NSDMI
* class.c (build_base_path): Check processing_template_decl.
PR c++/79607 - ICE with T{} initializer
* decl.c (type_dependent_init_p): Check the type of a CONSTRUCTOR.
PR c++/79566 - elaborated-type-specifier in range for
* parser.c (cp_parser_simple_declaration): Fix check for type
definition.
PR c++/79400 - confusing suggestion of 'noexcept'
* parser.c (cp_parser_exception_specification_opt): Remove
suggestion for deprecated dynamic exception-specification.
PR c++/79470 - partial ordering with reference parameters
* pt.c (unify) [INDIRECT_REF]: Handle pack expansions.
PR c++/79500 - ICE with non-template deduction guide
* pt.c (do_class_deduction): Use STRIP_TEMPLATE rather than
DECL_TEMPLATE_RESULT.
PR c++/79580 - ICE with compound literal
* parser.c (cp_parser_class_head): If we're in the middle of an
expression, use ts_within_enclosing_non_class.
PR c++/79503 - inherited ctor taking base class
* call.c (add_function_candidate): Also check that
DECL_INHERITED_CTOR_BASE is reference-related to the parameter type.
2017-02-19 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/79380
* typeck.c (cxx_alignas_expr): Reject a non-integral alignas
argument.
2017-02-19 Eric Fiselier <eric@efcs.ca>
Jonathan Wakely <jwakely@redhat.com>
PR c++/69523
* parser.c (cp_parser_unqualified_id): Use OPT_Wliteral_suffix to
control warning about literal suffix identifiers without a leading
underscore.
2017-02-17 Jason Merrill <jason@redhat.com>
PR c++/79508 - lookup error with member template
* parser.c (cp_parser_template_name): Clear
parser->context->object_type if we aren't doing lookup.
PR c++/78690 - ICE with using and global type with same name
* pt.c (type_dependent_object_expression_p): True for
IDENTIFIER_NODE.
PR c++/79549 - C++17 ICE with non-type auto template parameter pack
* pt.c (convert_template_argument): Just return an auto arg pack.
(tsubst_template_args): Don't tsubst an auto pack type.
PR c++/79556 - C++17 ICE with non-type auto
* pt.c (do_auto_deduction): Don't try to deduce from null type.
PR c++/79533 - C++17 ICE with temporary cast to reference
* call.c (build_over_call): Conversion to a reference prevents copy
elision.
2017-02-16 Jakub Jelinek <jakub@redhat.com>
Jason Merrill <jason@redhat.com>
PR c++/79502 - lost nodiscard attribute
* pt.c (apply_late_template_attributes): Do apply non-dependent
attributes to types.
2017-02-16 Jason Merrill <jason@redhat.com>
PR c++/78572 - ICE with self-modifying array initializer
* constexpr.c (cxx_eval_store_expression): The object we're
initializing is outside the constant-expression.
(cxx_eval_call_expression): Set ctx->call.
PR c++/79050 - ICE with undeduced auto and LTO
* decl.c (poplevel): Remove undeduced auto decls.
2017-02-16 Jakub Jelinek <jakub@redhat.com>
PR c++/79512
* parser.c (cp_parser_omp_target): For -fopenmp-simd
ignore #pragma omp target even when not followed by identifier.
2017-02-15 Jason Merrill <jason@redhat.com>
Jakub Jelinek <jakub@redhat.com>
PR c++/79464 - ICE in IPA with omitted constructor parms
* class.c (build_clone): Also omit parms from TYPE_ARG_TYPES.
(adjust_clone_args): Adjust.
(add_method): Remember omitted parms.
* call.c (add_function_candidate): Likewise.
* mangle.c (write_method_parms): Likewise.
* method.c (ctor_omit_inherited_parms): Return false if there are no
parms to omit.
2017-02-15 Martin Sebor <msebor@redhat.com>
PR c++/79363
* init.c (maybe_reject_flexarray_init): New function.
(perform_member_init): Call it.
2017-02-15 Jakub Jelinek <jakub@redhat.com>
PR c++/79301
* parser.c (cp_parser_std_attribute): Don't pedwarn about
[[deprecated]] with -std=c++11 and [[fallthrough]] with
-std=c++11 and -std=c++14.
PR c++/79288
* decl.c (grokdeclarator): For static data members, handle thread_p
only after handling inline.
2017-02-14 Marek Polacek <polacek@redhat.com>
PR c++/79420
PR c++/79463
* parser.c (cp_parser_postfix_dot_deref_expression): Avoid
clobbering if the postfix expression isn't an EXPR_P.
2017-02-13 Jason Merrill <jason@redhat.com>
PR c++/79461 - ICE with lambda in constexpr constructor
* constexpr.c (build_data_member_initialization): Ignore
initialization of a local variable.
2017-02-13 Jakub Jelinek <jakub@redhat.com>
* init.c (warn_placement_new_too_small): Add missing space in
diagnostics.
* parser.c (cp_parser_oacc_declare): Likewise.
* mangle.c (maybe_check_abi_tags): Likewise.
PR c++/79232
* typeck.c (cp_build_modify_expr): Handle properly COMPOUND_EXPRs
on lhs that have {PRE{DEC,INC}REMENT,MODIFY,MIN,MAX,COND}_EXPR
in the rightmost operand.
2017-02-13 Nathan Sidwell <nathan@acm.org>
PR c++/79296 - ICE mangling localized template instantiation
* decl2.c (determine_visibility): Use template fn context for
local class instantiations.
2017-02-11 Jason Merrill <jason@redhat.com>
PR c++/77659 - ICE with new and C++14 aggregate NSDMI
* init.c (build_new): Make backups of any CONSTRUCTORs in init.
(build_new_1): Use replace_placeholders.
* tree.c (replace_placeholders_t): Also track whether we've seen a
placeholder.
(replace_placeholders, replace_placeholders_r): Adjust.
* cp-tree.h: Adjust.
PR c++/77790 - ICE with auto function in C++11 mode
* decl.c (undeduced_auto_decl): Remove C++14 limitation.
(require_deduced_type): Add complain parm, return bool.
* cp-tree.h: Adjust.
* decl2.c (mark_used): Use require_deduced_type.
2017-02-10 Jason Merrill <jason@redhat.com>
PR c++/78908 - template ops and bitfields
* tree.c (build_min_non_dep): Use unlowered_expr_type.
PR c++/78897 - constexpr union
* constexpr.c (cxx_eval_store_expression): A store to a union member
erases a previous store to another member.
PR c++/71285 - member of fold-expression
* semantics.c (finish_unary_fold_expr)
(finish_binary_fold_expr): Use null type for fold-expressions.
PR c++/79401 - protected inherited constructor
* call.c (enforce_access): For inheriting constructor, find a base
binfo in the path we already have.
2017-02-10 Marek Polacek <polacek@redhat.com>
PR c++/79435
* pt.c (type_dependent_expression_p): Check if the expression type
is null.
PR c++/79184
* cvt.c (ocp_convert): Add a sentinel against -Wint-in-bool-context
if warnings shouldn't be given.
2017-02-10 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/71737
* pt.c (tsubst_decl): Don't try to preserve a typedef that names
an error_mark_node as type.
2017-02-09 Jakub Jelinek <jakub@redhat.com>
Jason Merrill <jason@redhat.com>
PR c++/79143
* pt.c (instantiate_class_template_1): Copy CLASSTYPE_NON_AGGREGATE
from pattern to type.
2017-02-09 Jason Merrill <jason@redhat.com>
PR c++/79316 - default argument in deduction guide
PR c++/79350 - explicit deduction guide
* parser.c (cp_parser_constructor_declarator_p)
(cp_parser_direct_declarator): Parse deduction guides more like
constructors.
* cp-tree.h (enum special_function_kind): Add sfk_deduction_guide.
* tree.c (special_function_p): Return it.
* decl.c (check_special_function_return_type): Handle it.
(grokdeclarator, grokfndecl): Adjust.
(cp_finish_decl): Pass flags to do_auto_deduction.
* error.c (dump_decl_name): Use TFF_UNQUALIFIED_NAME.
* pt.c (dguide_name_p): Take a const_tree.
(do_class_deduction): Handle explicit.
(do_auto_deduction): Pass flags through.
(build_deduction_guide): Copy explicit flag.
2017-02-09 Jakub Jelinek <jakub@redhat.com>
PR c++/79429
* parser.c (cp_parser_omp_ordered): Don't check for non-pragma_stmt
non-pragma_compound context here.
(cp_parser_omp_target): Likewise.
(cp_parser_pragma): Don't call push_omp_privatization_clauses and
parsing for ordered and target omp pragmas in non-pragma_stmt
non-pragma_compound contexts.
PR c/79431
* parser.c (cp_parser_oacc_declare): Formatting fix.
(cp_parser_omp_declare_target): Don't invoke symtab_node::get on
automatic variables.
2016-02-09 Nathan Sidwell <nathan@codesourcery.com>
Chung-Lin Tang <cltang@codesourcery.com>
* parser.c (cp_parser_oacc_clause_tile): Disallow collapse. Fix
parsing. Parse constant expression. Remove semantic checking.
(cp_parser_omp_clause_collapse): Disallow tile.
(cp_parser_omp_for_loop): Deal with tile clause. Don't emit a parse
error about missing for after already emitting one. Use more
conventional for idiom for unbounded loop.
* pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_TILE.
* semantics.c (finish_omp_clauses): Correct TILE semantic check.
(finish_omp_for): Deal with tile clause.
2017-02-07 Nathan Sidwell <nathan@acm.org>
* method.c (synthesized_method_base_walk): New. Broken out of ...
(synthesized_method_walk): ... here. Call it. Cleanup
initializations.
2017-02-07 Patrick Palka <ppalka@gcc.gnu.org>
PR c++/79360
* typeck2.c (process_init_constructor_union): Consider only
FIELD_DECLs when looking for an NSDMI.
2017-02-06 Jason Merrill <jason@redhat.com>
PR c++/71193 - incomplete types in templates
* parser.c (cp_parser_postfix_dot_deref_expression): In a template
handle incomplete type by pedwarning and then treating as dependent.
2017-02-06 Jakub Jelinek <jakub@redhat.com>
PR c++/79379
* constexpr.c (cxx_eval_constant_expression): Handle ANNOTATE_EXPR.
(potential_constant_expression_1): Likewise.
PR c++/79377
* tree.c (build_min_non_dep_op_overload): For POST{INC,DEC}REMENT_EXPR
allow one fewer than expected arguments if flag_permissive.
PR c++/79372
* decl.c (cp_finish_decomp): On error set decl type to error_mark_node.
* pt.c (tsubst_expr): Don't call tsubst_decomp_names on decompositions
with error_mark_node type.
2017-02-03 Jason Merrill <jason@redhat.com>
PR c++/78689 - ICE on constructor with label
* optimize.c (maybe_clone_body): Replace omitted parameters with
null lvalues.
* class.c (build_clone): Fix logic for omitting inherited parms.
PR c++/12245 - excessive memory use
* constexpr.c (maybe_constant_value): Fold maybe_constant_value_1
back in. Don't cache constants.
(maybe_constant_init): Don't cache constants.
PR c++/79294 - ICE with invalid template argument
* pt.c (convert_nontype_argument_function): Check value-dependence.
(convert_nontype_argument): Don't check it here for function ptrs.
2017-02-02 Richard Biener <rguenther@suse.de>
PR cp/14179
* cp-gimplify.c (cp_fold): When folding a CONSTRUCTOR copy
it lazily on the first changed element only and copy it
fully upfront, only storing changed elements.
2017-02-02 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/69637
* decl2.c (grokbitfield): In case of error don't set-up DECL_INITIAL
to the width.
2017-01-31 Jakub Jelinek <jakub@redhat.com>
PR c++/79304
* error.c (dump_expr) <case COMPONENT_REF>: Don't print .
after ARROW_EXPR.
2017-01-31 David Malcolm <dmalcolm@redhat.com>
PR c++/79298
* name-lookup.c (suggest_alternative_in_explicit_scope): Resolve
any namespace aliases.
2017-01-31 Nathan Sidwell <nathan@acm.org>
PR c++/79290
* typeck.c (build_ptrmemfunc_access_expr): Set TREE_NO_WARNING.
PR c++/67273
PR c++/79253
* pt.c: (instantiate_decl): Push to top level when current
function scope doesn't match. Only push lmabda scope stack when
pushing to top.
* cp-tree.h (instantiate_decl): Make defer_ok bool.
* pt.c: Fix instantiate_decl calls to pass true/false not 0/1
(instantiate_decl): Simplify and reorder state saving and restoration.
PR c++/79264
* lambda.c (maybe_generic_this_capture): Deal with template-id-exprs.
* semantics.c (finish_member_declaration): Assert class is being
defined.
2017-01-30 Alexandre Oliva <aoliva@redhat.com>
Introduce C++ support in libcc1.
* cp-tree.h (struct lang_identifier): Add oracle_looked_up.
(ansi_opname): Rename to...
(cp_operator_id): ... this. Adjust all callers.
(ansi_assopname): Rename to...
(cp_assignment_operator_id): ... this. Adjust all callers.
(cp_literal_operator_id): Declare.
(set_global_friend): Declare.
(is_global_friend): Declare.
(enum cp_oracle_request): New type.
(cp_binding_oracle_function): New type.
(cp_binding_oracle): Declare.
(cp_finish_injected_record_type): Declare.
* friend.c (global_friend): New var.
(set_global_friend): New fn.
(is_global_friend): New fn.
(is_friend): Call is_global_friend.
* name-lookup.c (cp_binding_oracle): New var.
(query_oracle): New fn.
(qualified_lookup_using_namespace): Call query_oracle.
(lookup_name_real_1): Likewise.
* parser.c (cp_literal_operator_id): Drop static.
* search.c (friend_accessible_p): Call is_global_friend.
* semantics.c (is_this_parameter): Accept a variable if the
binding oracle is enabled.
2017-01-27 Jason Merrill <jason@redhat.com>
PR c++/78771 - ICE with inherited constructor.
* call.c (build_over_call): Call deduce_inheriting_ctor here.
* pt.c (tsubst_decl): Not here.
* class.c (add_method): Or here.
* method.c (deduce_inheriting_ctor): Handle clones.
(implicitly_declare_fn): Don't deduce inheriting ctors yet.
2017-01-27 Adam Butcher <adam@jessamine.co.uk>
PR c++/64382
* cp/parser.c (parsing_default_capturing_generic_lambda_in_template):
New function.
* cp/cp-tree.h: Declare it.
* cp/semantics.c (finish_id_expression): Resolve names within a default
capturing generic lambda defined within a template prior to
instantiation to allow for captures to be added to the closure type.
2017-01-26 Jakub Jelinek <jakub@redhat.com>
PR c++/68727
* cp-tree.def (OFFSETOF_EXPR): Bump number of operands to 2.
* cp-tree.h (finish_offsetof): Add OBJECT_PTR argument.
* parser.c (cp_parser_builtin_offsetof): Pass result of
build_static_cast of null_pointer_node to finish_offsetof.
* semantics.c (finish_offsetof): Add OBJECT_PTR argument, use
it for -Winvalid-offsetof pedwarn instead of trying to guess
original offsetof type from EXPR. Save OBJECT_PTR as a new
second operand to OFFSETOF_EXPR.
* pt.c (tsubst_copy_and_build) <case OFFSETOF_EXPR>: Adjust
finish_offsetof caller, pass the second operand of OFFSETOF_EXPR
as OBJECT_PTR.
2017-01-26 Jason Merrill <jason@redhat.com>
* name-lookup.c (parse_using_directive): Deprecate strong using.
PR c++/79176 - lambda ICE with -flto -Os
* decl2.c (vague_linkage_p): Handle decloned 'tors.
* tree.c (decl_linkage): Likewise.
2017-01-25 Martin Sebor <msebor@redhat.com>
* decl.c (grokdeclarator): Fix a typo in a comment.
2017-01-25 Jakub Jelinek <jakub@redhat.com>
PR c++/78896
* decl.c (cp_finish_decomp): Disallow memberwise decomposition of
lambda expressions.
PR c++/77914
* parser.c (cp_parser_lambda_declarator_opt): Pedwarn with
OPT_Wpedantic on lambda templates for -std=c++14 and higher.
2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
PR lto/79061
* decl.c (cxx_init_decl_processing): Pass main_input_filename
to build_translation_unit_decl.
2017-01-24 Jakub Jelinek <jakub@redhat.com>
PR c++/79205
* cp-gimplify.c (cp_genericize_r): Add result of
convert_from_reference on invisiref parm to p_set.
2017-01-24 Nathan Sidwell <nathan@acm.org>
PR c++/78469 - defaulted ctor and inaccessible dtor
* cp-tree.h (tsubst_flags): Add tf_no_cleanup.
* init.c (build_new_1): Pass tf_no_cleanup to build_value_init.
* tree.c (build_target_expr): Check tf_no_cleanup.
PR c++/79118 - anon-members and constexpr
* constexpr.c (cx_check_missing_mem_inits): Caller passes type not
ctor decl. Recursively check anonymous members.
(register_constexpr_fundef): Adjust cx_check_missing_mem_inits
call.
(explain_invalid_constexpr_fn): Likewise.
2017-01-23 Nathan Sidwell <nathan@acm.org>
PR c++/71710 - template using directive of field
* pt.c (tsubst_copy_and_build [COMPONENT_REF]): Move FIELD_DECL
check earlier.
PR c++/71406 - ICE with scope-ref'd template id exprs
PR c++/77508
* typeck.c (finish_class_member_access_expr): Break up SCOPE_REF
before breaking up TEMPLATE_ID_EXPR.
2017-01-20 Nathan Sidwell <nathan@acm.org>
PR c++/78495 - wrong code inherited ctor and invisi-ref parm
* cp-gimplify.c (cp_generize_r): Don't skip thunks.
2017-01-20 David Malcolm <dmalcolm@redhat.com>
PR c++/77829
PR c++/78656
* cp-tree.h (suggest_alternatives_for): Add bool param.
(suggest_alternative_in_explicit_scope): New decl.
* error.c (qualified_name_lookup_error): When SCOPE is a namespace
that isn't the global one, call new function
suggest_alternative_in_explicit_scope, only calling
suggest_alternatives_for if it fails, and disabling near match
searches fort that case. When SCOPE is the global namespace,
pass true for new param to suggest_alternatives_for to allow for
fuzzy name lookups.
* lex.c (unqualified_name_lookup_error): Pass true for new param
to suggest_alternatives_for.
* name-lookup.c (consider_binding_level): Add forward decl.
(suggest_alternatives_for): Add "suggest_misspellings" param,
using it to conditionalize the fuzzy name-lookup code.
(suggest_alternative_in_explicit_scope): New function.
* parser.c (cp_parser_primary_expression): When calling
finish_id_expression, pass location of id_expression rather
than that of id_expr_token.
(cp_parser_id_expression): Convert local "unqualified_id" from
tree to cp_expr to avoid implicitly dropping location information.
2017-01-20 Marek Polacek <polacek@redhat.com>
PR c/64279
* call.c (build_conditional_expr_1): Warn about duplicated branches.
* semantics.c (finish_expr_stmt): Build statement using the proper
location.
2017-01-19 Jason Merrill <jason@redhat.com>
US 20 - forwarding references and class template argument deduction
* cp-tree.h (TEMPLATE_TYPE_PARM_FOR_CLASS): New.
* pt.c (push_template_decl_real): Set it.
(maybe_adjust_types_for_deduction): Check it.
(rewrite_template_parm): Copy it.
US 19 - deduction guides and constructors
* call.c (joust): Prefer deduction guides to constructors.
* pt.c (build_deduction_guide): Set DECL_ARTIFICIAL.
(deduction_guide_p): Check DECL_P.
* decl.c (check_initializer): Always use build_aggr_init for array
decomposition.
PR c++/79130 - decomposition and direct-initialization
* init.c (build_aggr_init): Communicate direct-initialization to
build_vec_init.
(build_vec_init): Check for array copy sooner.
* parser.c (cp_parser_decomposition_declaration): Remove call to
build_x_compound_expr_from_list.
2017-01-18 Jason Merrill <jason@redhat.com>
PR c++/68666 - member variable template-id
* typeck.c (finish_class_member_access_expr): Handle variable
template-id.
* pt.c (lookup_and_finish_template_variable): No longer static.
* cp-tree.h: Declare it.
2017-01-18 Nathan Sidwell <nathan@acm.org>
PR c++/78488
* call.c (build_over_call): When checking ellipsis conversions for
an inherited ctor, make sure there is at least one conversion.
2017-01-18 Jason Merrill <jason@redhat.com>
PR c++/78894 - ICE with class deduction and default arg
* pt.c (build_deduction_guide): Set DECL_PRIMARY_TEMPLATE.
2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
PR c++/77489
* mangle.c (write_discriminator): Reorganize abi warning check.
2017-01-18 Nathan Sidwell <nathan@acm.org>
* cp-tree.h: Clarify exception spec node comment.
* except.c (nothrow_spec_p): Simplify by checking node-equality.
PR c++/79091
* mangle.c (write_exception_spec): Check nothrow explicitly.
(write_encoding): Don't increment processing_template_decl around
encoding.
2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
PR c++/70182
* mangle.c (write_template_args): Add "on" for operator names.
2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
PR c++/77489
* mangle.c (write_discriminator): Handle discriminator >= 10.
2017-01-17 Nathan Sidwell <nathan@acm.org>
PR c++/61636
* cp-tree.h (maybe_generic_this_capture): Declare.
* lambda.c (resolvable_dummy_lambda): New, broken out of ...
(maybe_resolve_dummy): ... here. Call it.
(maybe_generic_this_capture): New.
* parser.c (cp_parser_postfix_expression): Speculatively capture
this in generic lambda in unresolved member function call.
* pt.c (tsubst_copy_and_build): Force hard error from failed
member function lookup in generic lambda.
2017-01-17 Aldy Hernandez <aldyh@redhat.com>
PR c++/70565
* cp-array-notation.c (expand_array_notation_exprs): Handle
OMP_PARALLEL.
2017-01-11 Jason Merrill <jason@redhat.com>
PR c++/78337 - ICE on invalid with generic lambda
* semantics.c (process_outer_var_ref): Check if containing_function
is null. Move inform call under complain test.
2017-01-11 Nathan Sidwell <nathan@acm.org>
PR c++/77812
* name-lookup.c (set_namespace_binding_1): An overload of 1 decl
is a new overload.
2017-01-11 Nathan Sidwell <nathan@acm.org>
* name-lookup.c (push_overloaded_decl_1): Refactor OVERLOAD creation.
2017-01-11 Jakub Jelinek <jakub@redhat.com>
PR c++/78341
* parser.c (cp_parser_std_attribute_spec): Remove over-eager
assertion. Formatting fix.
PR c++/72813
* decl2.c (c_parse_final_cleanups): Set flag_syntax_only to 1 after
writing PCH file.
2017-01-10 David Malcolm <dmalcolm@redhat.com>
PR c++/77949
* parser.c (cp_parser_class_specifier_1): Only suggest inserting
a missing semicolon if we have a valid insertion location for
the fix-it hint.
2017-01-10 Jason Merrill <jason@redhat.com>
FI 20, decomposition declaration with parenthesized initializer.
* parser.c (cp_parser_decomposition_declaration): Use
cp_parser_initializer.
2017-01-09 Jason Merrill <jason@redhat.com>
Implement P0195R2, C++17 variadic using.
* parser.c (cp_parser_using_declaration): Handle ellipsis and comma.
* pt.c (tsubst_decl): Handle pack expansion in USING_DECL_SCOPE.
* error.c (dump_decl): Likewise.
2017-01-09 Jakub Jelinek <jakub@redhat.com>
PR translation/79019
PR translation/79020
* semantics.c (finish_omp_clauses): Add missing whitespace to
translatable strings.
* cp-cilkplus.c (cpp_validate_cilk_plus_loop_aux): Fix comment typo.
2017-01-07 Jason Merrill <jason@redhat.com>
PR c++/78948 - instantiation from discarded statement
* parser.h (struct cp_parser): Remove in_discarded_stmt field.
* cp-tree.h (in_discarded_stmt): Declare it.
(struct saved_scope): Add discarded_stmt bitfield.
(in_discarded_stmt): New macro.
* decl2.c (mark_used): Check it.
* parser.c (cp_parser_selection_statement): Adjust.
(cp_parser_jump_statement): Adjust.
2017-01-05 Jakub Jelinek <jakub@redhat.com>
PR c++/78931
* decl.c (cp_finish_decomp): Remove probe variable, if tt is
REFERENCE_REF_P, set tt to its operand.
PR c++/78890
* class.c (check_field_decls): Diagnose REFERENCE_TYPE fields in
unions even for C++11 and later.
2017-01-05 Nathan Sidwell <nathan@acm.org>
PR c++/78765
* pt.c (convert_nontype_argument): Don't try and see if integral
or enum expressions are constants prematurely.
2017-01-04 Marek Polacek <polacek@redhat.com>
PR c++/64767
* typeck.c (cp_build_binary_op): Warn when a pointer is compared with
a zero character literal.
2017-01-04 Jakub Jelinek <jakub@redhat.com>
PR c++/78949
* typeck.c (cp_build_unary_op): Call mark_rvalue_use on arg if it has
vector type.
PR c++/78693
* parser.c (cp_parser_simple_declaration): Only complain about
inconsistent auto deduction if auto_result doesn't use auto.
* parser.c (cp_parser_simple_declaration): Diagnose function
declaration among more than one init-declarators with auto
specifier.
PR c++/71182
* parser.c (cp_lexer_previous_token): Use vec_safe_address in the
assertion, as lexer->buffer may be NULL.
2017-01-04 Marek Polacek <polacek@redhat.com>
PR c++/77545
PR c++/77284
* constexpr.c (potential_constant_expression_1): Handle CLEANUP_STMT.
2017-01-04 Nathan Sidwell <nathan@acm.org>
PR c++/66735
* cp-tree.h (DECLTYPE_FOR_REF_CAPTURE): New.
(lambda_capture_field_type): Update prototype.
* lambda.c (lambda_capture_field_type): Add is_reference parm.
Add referenceness here.
(add_capture): Adjust lambda_capture_field_type call, refactor
error checking.
* pt.c (tsubst): Adjust lambda_capture_field_type call.
2017-01-01 Jakub Jelinek <jakub@redhat.com>
Update copyright years.
Copyright (C) 2017 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.
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